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Phlebotomy Terms
based of the 3rd edition text from Robin S. Warekois and Richard Robinson Phelbotomy Worktext and Procedures Manual
516
Health Care
Professional
09/09/2013

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Term
Abdominal Cavity
Definition
body cavity containing the stomach, intestines, spleen, liver, gall bladder, pancreas, and kidneys
Term
abduction
Definition
movement that takes a body part farther away from the central axis
Term
accepted standard of care
Definition
consensus of medical opinion on what is adequate patient care in a particular situation
Term
accession number
Definition
unique identifying used for cataloging a sample in the lab
Term
accreditation
Definition
official approval of a program from a professional organization
Term
acquired immunodeficiency syndrome (AIDS)
Definition
syndrome due to human immunodeficiency virus infection
Term
additives
Definition
chemicals added to evacuated tubes
Term
adduction
Definition
movement that brings a body part closer to the central axis
Term
adhesion
Definition
the process in which platelets stick to endothelial cells
Term
administrative law
Definition
law created by administrative agencies
Term
adrenal cortex
Definition
outer portion of adrenal gland
Term
adrenal medulla
Definition
inner portion of the adrenal gland, which secretes the catecholamines epinphrine and norepinephrine
Term
adrenocorticotropic hormone (ACTH)
Definition
hormone released by the pituitary to stimulate release of adrenal cortex hormones
Term
aerobic bacteria
Definition
bacteria that need oxygen
Term
aerosol
Definition
mist of droplets
Term
afferent
Definition
nerve cell bringing sensory information to the central nervous system
Term
agglutination
Definition
sticking together
Term
aggregation
Definition
process in which additional platelets stick to endothelial cells and platelets
Term
agonist
Definition
muscle performing a movement
Term
airborne infection isolation precautions
Definition
precautions that are used with patients known or suspected to have serious illnesses transmitted by airborne droplet nuclei
Term
airborne transmission
Definition
spread of infection either by airborne droplet nuclei or by dust particles that contain microorganisms
Term
albumin
Definition
principal protein in blood plasma
Term
aldosterone
Definition
a mineral corticoid hormone
Term
aliquots
Definition
portions of sample
Term
allergic contact dermatitis
Definition
allergic reaction following skin contact with an allergen
Term
allergy
Definition
inappropriately severe immune reaction to an otherwise harmless substance
Term
alveolus
Definition
sac within the lung at which gas exchange occurs
Term
amino acid derivative
Definition
one of three hormone types
Term
aminocentesis
Definition
collection of aminotic fluid for detection of inherited diseases and other abnormalities
Term
amphiarthorosis
Definition
partially movable joint
Term
anaerobic bacteria
Definition
bacteria that live without oxygen
Term
analytes
Definition
substances being analyzed
Term
anaphylaxis
Definition
severe immune reaction in which the airways may swell and blood pressure may fall
Term
anatomic and surgical pathology area
Definition
one of the two main branches of the clinical laboratory, responsible for analyzing cells and tissue
Term
anatomic position
Definition
reference position for description of the body
Term
ancillary blood glucose test
Definition
bed-side test to determine blood glucose level, performed by dermal puncture
Term
anatgonist
Definition
muscle opposing a movement
Term
anterior
Definition
front
Term
antibodies
Definition
proteins made by a B cells to fight infection
Term
anticoagulant
Definition
additive that prevents blood clotting
Term
antidiuretic hormone (ADH)
Definition
hormone released by the pituitary that regulates water re-absorption by the kidney
Term
antigens
Definition
markers on the surface of foreign cells; substances that provoke immune response
Term
antispetic
Definition
substance that prevents infection
Term
aorta
Definition
artery leaving the heart at the left ventricle, supplying the systematic circulation
Term
arachnoid
Definition
one of the three membranes surrounding the brain
Term
arterial blood gases (ABGs)
Definition
tests to determine the concentrations of oxygen and carbon dioxide in arterial blood and the pH of the blood
Term
arterial line
Definition
vascular access of device that is placed in an artery
Term
arteries
Definition
largest blood vessels carrying blood away from the heart
Term
arterioles
Definition
smaller blood vessels carrying blood away from the heart
Term
ateriospasm
Definition
rapid contraction of the arterial wall
Term
arteriovenous (AV) shunt
Definition
artificial connection between an artery and a vein
Term
articular cartilage
Definition
smooth cartilage lining the bearing surface of bones
Term
assualt
Definition
an unjustifiable attempt to touch another person or threat to do so
Term
atria
Definition
upper chambers of the heart
Term
autoimmunity
Definition
condition in which the immune system attacks the body's own tissue
Term
autologous donation
Definition
donation of a patient's own blood for use at a later time
Term
autonomic motor system
Definition
group of neurons controlling smooth muscle and glands
Term
B cells
Definition
antibody-producing cells
Term
bacteremia
Definition
blood infection by a bacterum
Term
bacteriostatic
Definition
agent that prevents growth of bacteria
Term
basal state
Definition
the body's state after 12 hours of fasting and abstention from strenuous exercise
Term
basilic vein
Definition
prominent vein in the antecubital fossa
Term
basophils
Definition
a type of granulocyte
Term
battery
Definition
intentional touching of another person without consent
Term
bile
Definition
fat-emulsifying fluid released by the ball bladder; formed from bilirubin
Term
bili light
Definition
UV light treatment for elevated bilirubin
Term
bilirubin
Definition
substance produced by the normal breakdown of red blood cells that may accumulate in the blood
Term
bilirubin, uric acid, phosphorus, and potassium (BURPP)
Definition
group of tests that may be elevated by use of povidone-iodine
Term
biotinidase deficiency
Definition
inherited metabolic disorder
Term
bleeding time (BT) test
Definition
test that measures the length of time required for the bleeding to stop after an incision is made
Term
blood bank
Definition
department that deals with blood for transfusions
Term
bloodborne pathogens (BBPs)
Definition
infectious agents carried in the blood
Term
blood cultures (BC)
Definition
test for the presence of microorganisms in the blood
Term
blood type
Definition
presence and type of antigens on the surface of red blood cells
Term
Bowman's capsule
Definition
cup of cells surrounding the glomerulus in the nephron
Term
brachial artery
Definition
large artery in the antecubital fossa
Term
brain stem
Definition
a region in the base of the skull vital for basic life processes
Term
bronchiole
Definition
smaller tube within the lungs connecting bronchi and alveoli
Term
bronchus
Definition
one of the paired tubes leading to the lungs from the trachea
Term
Broviac
Definition
type of central venous catheter
Term
bulbourethral gland
Definition
gland supplying fluid for semen
Term
calcaneus
Definition
heel bone
Term
calcitonin
Definition
thyroid hormone that lower calcium levels in the body fluids
Term
capillary blood gas test
Definition
alternative to arterial blood gas testing
Term
carbohydrase
Definition
carbohydrate digesting enzyme
Term
cardiac cycle
Definition
set of events in one complete heartbeat
Term
cardiac muscle
Definition
heart muscle
Term
cardiac troponin T(cardiac TnT)
Definition
part of a protein complex in cardiac muscle that aids the interaction of actin and myosin, elevated heart attack
Term
caridopulmonary resuscitation (CPR)
Definition
emergency manual means to maintain breathing and circulation
Term
case law
Definition
law determined by court decision
Term
catheterized urine sample
Definition
urine sample collected via a catheter inserted into the bladder
Term
cellular immunity
Definition
T-cell mediated immunity
Term
central nervous system (CNS)
Definition
brain and spinal cord
Term
central venous catheter (CVC)
Definition
most common vascular access device, inserted into one of the large veins emptying into the heart
Term
centrifuge
Definition
separation of components of a sample based on density by using a machine that spins a sample at a very high speed
Term
cephalic vein
Definition
prominent vein of the antecubital fossa
Term
cerebellum
Definition
highly folded out growth at the rear of the brain involved in coordination
Term
cerebral cortex
Definition
highly folder outer layer of the brain
Term
cerebrospinal fluid (CFS)
Definition
fluid within the brain and spinal cord
Term
cerebrum
Definition
outermost layer of the brain, including the cerebral cortex
Term
certification
Definition
verification that an individual has demonstrated proficiency in a particular area of practice
Term
cervix
Definition
narrow opening between the vagina and the uterus
Term
chain of custody (COC)
Definition
protocol that ensures the sample is always in the custody of a person legally entrusted to be in the control of it
Term
chain of infection
Definition
continuous link among the infection source, the means of transmission, and the susceptible host
Term
chemical hygiene plan
Definition
plan that describes all the safety procedures, special precautions, and emergency procedures used when working with chemicals
Term
chemistry panel
Definition
group of chemistry tests
Term
chyme
Definition
fluid mass of food within the gastrointestinal tract
Term
cillium
Definition
cell extension on bronchi responsible for movement of mucus
Term
civil action
Definition
a suit in civil court
Term
Clinical and Laboratory Standards Institute (CLSI)
Definition
nonprofit organization that sets standards and guidelines under the clinical laboratory improvement act of 1988
Term
clinical laboratory
Definition
hospital branch that analyzes samples from a patient at the request of the physician or other health care professionals
Term
Clinical Laboratory Improvement Act of 1988
Definition
federal law that mandated regulation of all facilities that performed patient testing
Term
clinical pathology area
Definition
one of the two main branches of the clinical laboratory, responsible for analyzing blood and other body fluids
Term
clot activators
Definition
additives that stimulate clotting
Term
coagulation
Definition
clotting
Term
colt agglutinins
Definition
antibodies often formed in response to infection to infection with Mycoplasma pneumoniae
Term
collateral circulation
Definition
accessory supply of blood to a region by more than one artery
Term
collecting duct
Definition
tube that collects urine at the end of the nephron
Term
College of American Pathologists (CAP)
Definition
accrediting agency; accreditation by CAP is required for Medicare and Medicaid reimbursement
Term
combing form
Definition
combination of the word root and the combining vowel
Term
combining vowel
Definition
vowel added to a word root to make pronunciation easier
Term
common pathway
Definition
part of the coagulation cascade
Term
common vehicle transmission
Definition
transmission by means of contaminated items, such as food, water, medications, devices, and equipmennt
Term
compartment syndrome
Definition
condition in which collection of fluid in a confined space prevents blood flow
Term
complement
Definition
proteins that form part of the immune response
Term
complete blood count (CBC)
Definition
automated test used to test for conditions that affect the number and ratio of cell types in the blood
Term
conduction system
Definition
system of conductive cells in the heart that trigger contraction
Term
connective tissue
Definition
tissue with few cells in the heart that trigger contraction
Term
contact precautions
Definition
precautions used for patients known or suspected to have serious illnesses that are easily transmitted by direct patient contact or by contact with items in the patient's enviroment
Term
contact transmission
Definition
transfer of microorganisms from an infected or colonized person to a susceptible host by body surface-to-body surface contact or through contact with a contaminated object
Term
continuing education units
Definition
credits for participation in a continuing education program
Term
continuous quality improvement (CQI)
Definition
goal of total quality management
Term
coronary arteries
Definition
arteries supplying heart muscle
Term
corticosterone
Definition
a glucocortcoid hormone
Term
corticol
Definition
a glucocorticoid hormone
Term
cortisone
Definition
a glucocorticoid hormone
Term
cranial cavity
Definition
cavity enclosing the brain
Term
criminal action
Definition
a charge of criminal conduct; contrast with civil action
Term
cryofibrinogen
Definition
abnormal type of fibrinogen that precipitates when cold
Term
cryoglobulin
Definition
abnormal serum protein that precipitates when cold
Term
culture and sensitivity (C&S)
Definition
test to detect and identify microorganisms and to determine the most effective antibiotic therapy
Term
cytokines
Definition
chemical messengers that include interferons and interleukins
Term
cytoplasm
Definition
jelly-like cell contents not including the nucleus
Term
cytotoxic T cells
Definition
lymphocytes that recognize antigens and directly destroy both foreign cells and infected host cells
Term
damages
Definition
monetary compensation for pain, suffering, and legal costs
Term
delta check
Definition
quality assurance procedure that helps discover identification errors by comparing previous patient results with current results
Term
Department of Transportation (DOT) label
Definition
label indicating the type of hazard, the United Nations hazard class number, and a specific identifying number
Term
depolarization
Definition
contraction of the heart
Term
dereliction
Definition
breach of the duty of care
Term
dermis
Definition
skin layer underlying outer epidermis
Term
diarthrosis
Definition
freely moving joint
Term
diastole
Definition
relaxation portion of the cardiac cycle
Term
differential count
Definition
determination of the proportions of the various blood cell types
Term
disinfectant
Definition
agent used to clean a surface other than living tissue
Term
disseminated intravascular coagulation (DIC)
Definition
condition in which blood clots abnormally in the circulatory system
Term
distal
Definition
farther away from the midline or site of attachment
Term
distal convoluted tubule
Definition
twisted tubule through which fluid flows in the nephron
Term
diurnal variation
Definition
normal daily fluctuations in body chemistry related to hormonal cycles, sleep-walk cycles, and other regular patterns of change
Term
dorsal
Definition
toward the back
Term
dorsalis pedis artery
Definition
artery in the foot
Term
droplet nuclei
Definition
particles smaller than 5um that remain suspended in the air for long periods of time
Term
droplet precautions
Definition
precautions used for patients known or suspected to have serious illnesses transmitted by large particle droplets
Term
droplet transmission
Definition
spread of infection through airborne droplets
Term
dura mater
Definition
one of three membranes surrounding the brain
Term
efferent
Definition
nerve cell carrying motor information away from the central nervous system
Term
electrocardiogram (EKG or ECG)
Definition
output tracing of electrocardiography
Term
electrolytes
Definition
ions in the plasma or interstitial fluid
Term
embolism
Definition
obstruction in a blood vessel
Term
emesis
Definition
nausea and vomiting
Term
endocardium
Definition
inner layer of the heart
Term
eosinophils
Definition
a type of phagocytic granulocyte
Term
epicardium
Definition
outer layer of the heart
Term
epidermis
Definition
the outermost layer of the skin
Term
epididymis
Definition
coiled tube in which sperm mater and are stored
Term
epinephrine
Definition
hormone responsible for arousal and "fight or flight" also called adrenaline
Term
epinephrine tolerance test
Definition
test that determines the patient's ability to mobilize glycogen from the liver in response to a dose of the hormone epineohrine
Term
epithelial tissue
Definition
groups of cells arranged in a sheet, usually functioning as a barrier or exchange surface
Term
erythrocyte
Definition
red blood cell
Term
esophagus
Definition
tube at the rear of the throat down which food travels to the stomach
Term
Eutectic Mixture of Local Anesthetic (EMLA)
Definition
topical anesthetic cream
Term
event report
Definition
prompt and complete documentation of the circumstances of an incident
Term
expanded precautions (EPs)
Definition
precautions targeted at the patients known or suspected to be infected with a highly transmissible pathogen
Term
exposure control plan
Definition
comprehensive document outlining all procedures and policies for preventing the spread of infection
Term
extension
Definition
extending a body part farther away from the body midline
Term
external arteriovenous (AV) shunt
Definition
shunt consisting of a cannula with a rubber septum through which a needle may be inserted for drawing blood
Term
external repiration
Definition
exchange of gases in the lungs
Term
extrinsic pathway
Definition
one of two pathways in coagulation
Term
fallopian tube
Definition
tube through which an egg reaches the uterus
Term
fasting specimen
Definition
specimen drawn after a 12-hour complete fast
Term
feathered edge
Definition
blood smear characteristic in which cells father from the original drop appear to thin out
Term
feedback loop
Definition
interactive systems designed to maintain homeostasis
Term
femoral artery
Definition
artery in the groin area above the thigh
Term
fever of unknown origin (FUO)
Definition
fever without a known cause
Term
fibrin
Definition
fibrous plasma protein that forms clots
Term
fibrin degradation products (FDPs)
Definition
breakdowns products of fibrin which can be monitored clinically
Term
fibrinogen
Definition
inactive form of fibrin, the clotting protein
Term
first-morning specimen
Definition
urine sample collected immediately after a patient wakens
Term
fistula
Definition
permanent internal connection between an artery and a vein
Term
"Flea"
Definition
metal filing used to mix blood with additives in small tubes
Term
flexion
Definition
bringing a body part closer in towards the body midline
Term
flow cytometry
Definition
analytic technique used to identify cellular markers on the surface of white blood cells
Term
follicle-stimulating hormone (FSH)
Definition
hormone released bu the pituitary that acts on ovaries and testes
Term
fomite
Definition
contaminated object
Term
forensic
Definition
related to legal proceedings
Term
formed elements
Definition
cellular portion of the blood
Term
frontal plane
Definition
a vertical plane dividing the body into front and back
Term
galactosemia
Definition
metabolic disease
Term
gauge
Definition
number describing the diameter of a needle's lumen
Term
glomerulus
Definition
ball of capillaries in the nephron that absorb fluid from the blood
Term
glucagon
Definition
hormone released by the pancreas that promotes the breakdown of glycogen back into glucose
Term
glucocortcoid
Definition
hormone that influences glucose metabolism
Term
glucose tolerance test (GTT)
Definition
test for both diabetes mellitus and other disorders of carbohydrate metabolism
Term
glycolysis
Definition
metabolic sugar breakdown within cells
Term
gonads
Definition
testes and ovaries
Term
granulocytes
Definition
neutrophils, eosinophils, and baso-phils
Term
Groshong
Definition
type of central venous catheter
Term
ground subtance
Definition
material surrounding connective tissue cells
Term
growth hormone (GH)
Definition
hormone released by the pituitary that regulates the rate of growth throughout the body
Term
half-life
Definition
the time for half the ingested amount of drug to be metabolized
Term
health care-associated infections
Definition
infections contracted by a patient during a hospital stay
Term
health maintenance organization (HMO)
Definition
health care delivery system that functions as full service outpatient clinics, providing all or almost all medical specialties under one roof
Term
helper T cells
Definition
regulators of the immune response
Term
hematoma
Definition
reddened, swollen area in which blood collects under the skin
Term
hematopoiesis
Definition
blood formation
Term
hemoconcentration
Definition
increase in the ratio of formed elements to plasma, usually caused by leasing the tourniquet on too long
Term
hemolysis
Definition
destruction of the red blood cells
Term
hemolyzed
Definition
characteristic of sample in which red blood cells have been broken
Term
hemostasis
Definition
process by which the body stops blood from leaking out of a wound
Term
heparin lock
Definition
tube temporarily placed in a peripheral vein; used to administer medicine and draw blood
Term
Hickman
Definition
type of central venous catheter
Term
high-efficiency particulate air (HEPA)
Definition
a type of air fliter
Term
homeostasis
Definition
maintenance of a constant internal environment
Term
homocystinuria
Definition
inherited metabolic disorder
Term
hormone
Definition
chemical substance released into circulation by one group of cells that affect the function of other cells
Term
human chorionic gonadotropin (HCG)
Definition
hormone produced by the placenta after implantation of a fertilized egg
Term
humoral immunity
Definition
antibody- based immunity
Term
hyperglycemia
Definition
high blood sugar
Term
hypoglycemia
Definition
low blood sugar
Term
hyperventilation
Definition
rapid, shallow breathing
Term
hypothalamus
Definition
portion of the brain principally responsible for control of the endocrine system
Term
hypothyroidism
Definition
condition caused by too little secretion of thyroid hormones
Term
icteric
Definition
related to jaundice
Term
immunization
Definition
deliberate provocation of an immune response to stimulate immune memory
Term
immunoglobulins
Definition
antibodies
Term
implanted port
Definition
chamber located under the skin and connected to an indwelling line
Term
infection
Definition
invasion by and growth of a microorganism in the human body that causes disease
Term
inferior
Definition
below
Term
inflammation
Definition
coordinated nonspecific defense against infection or irritation, which combines increased blood flow and capillary permeability activation of macrophages, temperature increase, and the clotting reaction to wall of infected areas
Term
informed consent
Definition
consent to a procedure with full understanding of the risks and the right to refuse to undergo the procedure
Term
inpatients
Definition
patients admitted to the hospital
Term
insulin
Definition
hormone released by the pancreas that promotes uptake of glucose by the body's cells
Term
interferon
Definition
type of cytokine
Term
interleukin
Definition
type of ctyokine
Term
internal arteriovenous (AV) shunt
Definition
shunt consisting of a fistula that uses the patient's tissue, a piece of bovine tissue, or a synthetic tube
Term
internal respiration
Definition
exchange of oxygen and carbon dioxide at the cellular level
Term
interneuron
Definition
neuron connecting two other neurons
Term
interstitial fluid
Definition
fluid between cells
Term
intrinsic pathway
Definition
one of two pathways in coagulation
Term
iontophoresis
Definition
induction of sweat by application of a weak electric current
Term
iontophoretic pilocarpine test
Definition
detection of salt levels in sweat; used as part of the diagnosis for cystic fibrosis
Term
irritant contact dermatitis
Definition
direct irritation of the skin by contact with a chemical irritant
Term
ischemia
Definition
lack of oxygen
Term
isolation
Definition
separation of an infection source from susceptible hosts, thereby breaking the chain of infection
Term
jaundice
Definition
yellowing of the skin due to accumulation of bile
Term
Joint Commission
Definition
organization that sets standards regarding systems to monitor and evaluate the quality of patient care
Term
kericterus
Definition
brain damage caused by bilirubin entering the brain
Term
lactose tolerance test
Definition
test that determines whether the lactose-digesting enzyme lactase is present in the gut
Term
larynx
Definition
muscular structure at the top of the trachea that regulates voice pitch
Term
lateral
Definition
toward the side
Term
latex sensitivity
Definition
response to latex proteins in gloves and other medical equipment that usually leads to contact dermatitis
Term
leads
Definition
electrocardiogram electrodes
Term
left atrioventricular (AV) valve
Definition
valve that separates the left atrium from the left ventricle
Term
leukocytes
Definition
white blood cells
Term
liability insurance
Definition
insurance that covers monetary damages that must be paid if the defendant loses a liability suit
Term
liable
Definition
to be legally responsible for an action or inaction
Term
ligament
Definition
tissue holding bone to bone
Term
lipase
Definition
fat-digesting enzyme
Term
lipemic
Definition
related to increased fats in the serum
Term
loop of Henle
Definition
loop within the nephron important in regulating salt in the urine
Term
Luer adaptor
Definition
device for adapting a butterfly needle to an evacuated tube
Term
lumen
Definition
hollow tube within a needle
Term
luteinizing hormone (LH)
Definition
hormone released by the pituitary that acts on ovaries and testes
Term
lymph nodes
Definition
chambers located along the lymphatic vessels
Term
lymphedema
Definition
accumulation of intersitial fluid in tissues due to a blocked lymphatic vessel
Term
lymphocytes
Definition
a type of WBC that circulates between the lymphatic systems and the circulatory system
Term
lymphoma
Definition
tumor of a lymph gland
Term
lymphostasis
Definition
lack of movement of lymph fluid
Term
major histocompatibility complex (MHC)
Definition
set of surface proteins detected y the immune system that are used to distinguish self from nonself tissue
Term
malpractice
Definition
delivery of substandard care that results in harm to a patient
Term
maple syrup disease
Definition
inherited metabolic disorder
Term
materials safety data sheet (MSDS)
Definition
sheet that provides information on the chemical, its hazards, and procedures for clean up and first aid
Term
marrow
Definition
interior of the bone where hematopoiesis occurs
Term
medial
Definition
toward the middle
Term
median antecubital vein
Definition
prominent vein in the antecubital fossa
Term
megakaryocytes
Definition
cell precursors of platelets
Term
melanocyte-stimulating hormone (MSH)
Definition
hormone released by the pituitary that increases melanin pigment production in skin cells
Term
memory cells
Definition
B cells specialized to respond quickly upon the second encounter with an antigen
Term
memory T Cells
Definition
T cells that are primed to respond rapidly if an antigen is encountered again later in life
Term
meninges
Definition
collective term for the three membranes surrounding the brain
Term
microcollection tubes
Definition
small tube used to collect dermal puncture samples, also called a "bullet"
Term
micropipet
Definition
large glass capillary tube
Term
midstream clean catch
Definition
most common procedure for collecting any type of urine specimen
Term
mineralocorticoid
Definition
hormones that influence electrolyte balanace
Term
mitochondrion
Definition
cellular organelle that creates ATP, an energy carrier for cell processes
Term
modified Allen test
Definition
test for collateral ciruclation
Term
molecular diagnostics
Definition
department that analyzes DNA within a variety of tissues
Term
monocytes
Definition
large phagocytic cells
Term
mononuclear leukocytes
Definition
lymphocytes and monocytes
Term
motor neurons
Definition
nerve cells that stimulates muscle contraction or gland secretion
Term
multisample needle
Definition
double-ended needle designed to be used with an evacuated tube system
Term
myelin
Definition
fatty insulation on neurons
Term
myocardial infarction (MI)
Definition
heart attack; loss of blood supply to the heart muscle
Term
myocardium
Definition
middle layer of the heart
Term
nasopharyngeal (NP) culture
Definition
used to diagnose whooping cough, croup, pneumonia, and other URI
Term
Natelson pipet
Definition
micropipet
Term
National Fire Protection Association (NFPA)label
Definition
label that warns fire fighters of the location of hazardous materials in the event of a fire
Term
natural killer (NK) cells
Definition
a lymphocyte that kills infected cells
Term
needle adapter
Definition
translucent plastic cylinder connecting a multisample needle to an evacuated tube
Term
negligence
Definition
failure to perform an action consistent with the accepted standard of care
Term
nephron
Definition
functional unit of the kidney that filters blood plasma to form urine
Term
nerve
Definition
bundle of neurons
Term
neuromuscular junction
Definition
region on the muscle surface that receives stimulus from a neuron
Term
neuron
Definition
nerve cell that stimulates muscle contraction or gland secreation
Term
neurotransmitter
Definition
chemical released by neuron to stimulate or inhibit action of muscle, gland or neuron
Term
neutrophils
Definition
a type of phagocytic granulocyte
Term
nonstraited involuntary muscle
Definition
smooth muscle; muscle controlling movement of substances through tubes
Term
norepinephrine
Definition
hormone responsible for arousal and fight or flight also called noradrenaline
Term
nosocomial infection
Definition
infection acquired during a hospital stay
Term
nucleus
Definition
the membrane bound organelle in a cell that contains the chromosomes
Term
nursing home
Definition
long-term care facility
Term
occluded
Definition
blocked
Term
occult blood specimen
Definition
fecal specimen for detection of blood in the stool
Term
Occupational Safety and Health Administration (OSHA)
Definition
organization responsible for regulations governing workplace safety
Term
oral glucose tolerance test
Definition
test for diabetes mellitus
Term
order of draw
Definition
prescribed sequence in which tubes with different additives should be filled during a multitube collection
Term
osteoblast
Definition
bone-forming cells
Term
osteochondritis
Definition
painful inflammation of the bone or cartilage
Term
ostemyelitis
Definition
bone infection
Term
out-of-court settlement
Definition
settlement in which the two parties reach an agreement without the intervention of a judge or jury
Term
outpatients
Definition
patients treated at a hospital without being admitted as an inpatient
Term
ovary
Definition
site of egg production
Term
ovulation
Definition
release of an egg
Term
oxyhemoglobin
Definition
hemoglobin to which oxygen is bound
Term
oxytocin
Definition
hormone released by the pituitary that stimulates smooth muscle contraction in the uterus during labor, and in the mammary glands during nursing
Term
P wave
Definition
part of the normal electrocardiogram tracing
Term
palpation
Definition
probing or feeling
Term
parathyroid hormone
Definition
hormone released by the parathyroid gland that regulates the amount of calcium and phosphorus in circulation
Term
partial pressure of carbon dioxide (PCO2)
Definition
amount of carbon dioxide dissolved in the blood
Term
partial pressure of oxygen
Definition
amount of oxygen dissolved in the blood
Term
pathogens
Definition
infectious organisms
Term
peak level
Definition
highest serum level of a drug
Term
pelvic cavity
Definition
cavity enclosing the bladder, rectum, ovaries and testes
Term
penis
Definition
male copulation organ
Term
peptide
Definition
one of three hormone types
Term
pericardial cavity
Definition
cavity surrounding the heart
Term
pericardium
Definition
sac surrounding the heart
Term
peripheral nervous system (PNS)
Definition
nerve cells outside the brain and spinal cord
Term
peripherally inserted central catheter (PICC)
Definition
vascular access device threaded into a central vein after insertion into a peripheral vein
Term
peristalsis
Definition
wavelike muscular contraction propelling food along the gastrointestinal tract
Term
peritoneal cavity
Definition
cavity within the abdominal cavity enclosing the abdominal organs with the exception of the kidneys
Term
personal protective equipment (PPE)
Definition
fluid-resistant gowns, masks, respirators face shields, shoe covers, and gloves
Term
petechiae
Definition
small red spots appearing on the skin that are caused by a tourniquet that is too tight
Term
phagocytes
Definition
a cell that eats bacteria and cellular debris
Term
phenylketonuria (PKU)
Definition
inherited metabolic disorder
Term
phlebotomy
Definition
practice of drawing blood
Term
physician office lab (POL)
Definition
physicians in a group practice that may employ a phlebotomist to collect patient samples
Term
pia mater
Definition
one of three membranes surrounding the brain
Term
plaintiff
Definition
person claiming to have been harmed by the defendant
Term
plasma
Definition
fluid portion of the blood
Term
plasma cells
Definition
B Cells specialized for producing antibodies
Term
plasma membrane
Definition
outer enclosure of a cell
Term
plasmin
Definition
protein that breaks down fibrin
Term
plasminogen
Definition
inactive form of plasmin
Term
platelets
Definition
cell fragments important in clotting
Term
pleural cavity
Definition
cavity enclosing the lungs
Term
pneumatic tube system
Definition
sample transport system in which samples are carried in a sealed container within a network of tubes
Term
point-of-care testing (POCT)
Definition
performance of analytic tests immediately after obtaining a sample; also called alternate site testing
Term
polycythemia
Definition
excessive production of red blood cells
Term
polymorphonuclear leukocytes (PMNS)
Definition
a type of phagocytic granulocyte
Term
posterior
Definition
rear
Term
preanalytic variables
Definition
variables that occur before performing analysis of the specimen
Term
preferred provider organization (PPO)
Definition
group of doctors and hospitals who offer their services to large employers to provide health care to employees
Term
primary hemostasis
Definition
combination of the vascular phase and the platelet phase
Term
private law
Definition
law which, when violated, leads to a civil action
Term
procedure manual
Definition
book that contains protocols and other information about all the tests performed in the lab, including the principle behind the test, purpose of performing it, specimen type the test requires, collection method, and equipment and supplies
Term
professional services
Definition
hospital branch that, at the request of the physician, provides services that aid in the diagnosis and treatment of the patient; includes the clinical laboratory
Term
progestrone
Definition
hormone controlling the reproductive cycle
Term
prolactin
Definition
hormone released by the pituitary that increases milk production in the mammary glands
Term
prone
Definition
lying belly downward
Term
prostate
Definition
gland supplying fluid for semen
Term
protease
Definition
protein-digesting enzyme
Term
protected health information (PHI)
Definition
any part of a patient's health information that is linked to information that identifies the patient
Term
protective environment
Definition
isolation of immunocompromised patients to prevent exposing them to infection
Term
prothrombin
Definition
inactive form of thrombin
Term
proximal
Definition
closer to the mid-line or site of attachment
Term
proximal convoluted tubule
Definition
twisted tubule through which fluid flows in the nephron
Term
public law
Definition
law which, when violated, leads to criminal action
Term
pulmonary arteries
Definition
arteries connecting to heart and lungs
Term
pulmonary circulation
Definition
system carrying blood between heart and lungs
Term
pulmonary semilunar valve
Definition
valve that separates the right ventricle from the pulmonary arteries
Term
pulmonary trunk
Definition
short artery connecting the right ventricle to the left and right pulmonary arteries
Term
pulmonary veins
Definition
veins returning blood to left artrium
Term
pulmonic valve
Definition
valve that separates the right ventricle from the pulmonary arteries
Term
QRS complex
Definition
part of the normal electrocardiogram tracing
Term
quality assurance (QA)
Definition
set of methods used to guarantee quality of patient care
Term
quality control (QC)
Definition
quantitative methods used to monitor the quality of procedures
Term
quality phlebotomy
Definition
set of policies and procedures designed to ensure the delivery of consistently high-quality patient care and specimen analysis
Term
radial artery
Definition
artery supplying the hands
Term
radioactive hazard symbol
Definition
symbol used to mark areas where radioactivity is used
Term
random specimen
Definition
specimen that may be collected at any time
Term
rapid Group A
Definition
Streptococcus test for the rapid detection of Group A Streptococcus bacteria
Term
reagent
Definition
test chemical
Term
reference laboratory
Definition
independent laboratory that analyzes samples from other health care facilities
Term
reflux
Definition
flow of blood from the collection tube back into the needle and then into the patient's vein
Term
repolarization
Definition
relaxation and recovery of the heart after contraction
Term
requisition
Definition
form specifying which tests must be run of which samples to collect
Term
reservoir
Definition
person carrying an infectious agent without being sick
Term
respiratory steady state
Definition
state required for arterial blood gas collection, in which blood gas concentrations are steady
Term
reticulocyte
Definition
immature red blood cell
Term
right atrioventricular (AV) valve
Definition
valve separating atrium and ventricle on the right side of the heart
Term
sagittal plane
Definition
a vertical plane dividing the body into left and right
Term
scalp artery
Definition
artery used for arterial blood collection in infants
Term
sclerosed
Definition
hardened
Term
scrotum
Definition
sac containing the testes
Term
secondary hemostasis
Definition
coagulation
Term
section
Definition
slice through
Term
semen
Definition
ejaculated fluid containing sperm, sugars, and other substances
Term
seminal vesicles
Definition
glands supplying fluid for semen
Term
sepsis
Definition
bacterial infection
Term
septicemia
Definition
blood infection b any pathogenic microogranism
Term
serum
Definition
plasma without its clotting factors
Term
serum separator tube (SST)
Definition
a tube containing clot activator and serum separator gel
Term
72-hour stool specimen
Definition
specimen used for quantitative fecal fat determination
Term
severe combined immune deficiency (SCID)
Definition
inherited disorder marked by almost a total lack of B and T cells
Term
sharps
Definition
needles, lancets, broken glass, and other sharp items
Term
short turnaround time (stat)
Definition
requisition requiring immediate attention and processing
Term
sickle cell anemia
Definition
inherited disorder of the hemoglobin molecule
Term
sinoatrial node
Definition
pacemaker of the heart
Term
skeletal muscle
Definition
muscle under voluntary control; moves the skeleton
Term
smooth muscle
Definition
muscle not under voluntary control that regulates passage of fluid through tubes
Term
somatic motor system
Definition
group of neurons controlling the skeletal muscles
Term
sphincter
Definition
ring of muscles regulating passage of fluid though the gastrointestinal tract
Term
sphygmomanometer
Definition
blood pressure measuring device
Term
spinal cavity
Definition
cavity enclosing the spine
Term
ST segment
Definition
part of the normal electrocardiogram tracing
Term
standard precautions
Definition
infection control method that uses barrier protection and work control practices to prevent direct skin contact with blood, other body fluids, and tissues from all persons
Term
standards
Definition
established requirements used in an accredited program
Term
stat
Definition
a requisition requiring immediate attention and processing
Term
statutory law
Definition
law created by a legislative body
Term
steroid hormone
Definition
one of the three hormone types
Term
striated involuntary muscle
Definition
cardiac muscle
Term
striated voluntary muscle
Definition
skeletal muscle
Term
stroke
Definition
loss of oxygen supply to a portion of the brain
Term
stylus
Definition
recording pen of the electrocardiogram machine
Term
superior
Definition
aboce
Term
supine
Definition
lying on the back
Term
suprapubic aspiration
Definition
sample collected via a needle inserted through the abdominal wall into the bladder
Term
sweat electrolytes
Definition
salt present in the normal sweat that is used as part of the diagnosis for cystic fibrosis
Term
synapse
Definition
space between two neurons into which a neurotransmitter is released
Term
synaptic cleft
Definition
space between two neurons into which a neurotransmitter is released
Term
synarthrosis
Definition
fixed joint
Term
syncope
Definition
fainting
Term
synovial cavity
Definition
fluid-filled joint cavity
Term
systemic circulation
Definition
system carrying blood between heart and the body (except for the lungs)
Term
systole
Definition
contraction portion of the cardiac cycle
Term
T cells
Definition
lymphocytes that control the immune reponse
Term
T wave
Definition
part of the normal electrocardiogram tracing
Term
tendon
Definition
tissue holding muscle to bone
Term
terminal lymphatics
Definition
closed-end lymph tubes
Term
testosterone
Definition
principal male sex hormone
Term
thalamus
Definition
major relay station for incoming sensory information
Term
therapeutic drug phlebotomy
Definition
removal of blood from a patient's system as part of a treatment for a disorder
Term
thixotropic gel
Definition
inert additive used to separate cells from plasma during centrifugation
Term
thoracic cavity
Definition
chest cavity
Term
thoracic duct
Definition
terminus of the lymphatic system, which empties into the venous system
Term
thrombin
Definition
protein which activates fibrinogen to form fibrin
Term
thrombocytes
Definition
cell fragments important to clotting
Term
thrombosis
Definition
clot formation within a blood vessel
Term
thymosin
Definition
hormone released by the thymus gland that helps to maintain the immune system
Term
thyroid-stimulating hormone
Definition
hormone released by the pituitary to stimulate release of thyroxine by the thyroid
Term
thyroxine
Definition
thyroid hormone that regulates the basal metabolic rate
Term
timed specimens
Definition
series of samples often collected over 24 hours and combined to provide a single large speciman
Term
tissue
Definition
group of cells with similar structure and function
Term
tissue plasminogen activator
Definition
enzyme that converts plasminogen to plasmin
Term
tort
Definition
injury to one person for which another person who caused the injury is legally responisble
Term
total quality management
Definition
entire sets of approaches used by an institution to provide customer satisfaction
Term
tourniquet
Definition
strip of material used to reduce circulation and increase prominence of veins
Term
trachea
Definition
cartilage-reinforced "wind pipe" connecting pharynx and bronchi
Term
tract
Definition
bundle of neurons within the CNS
Term
transverse plane
Definition
a horizontal pane dividing the body into top and bottom
Term
tricuspid valve
Definition
valve separating atrium and ventricle on the right side of the heart
Term
triidothyronine
Definition
thyroid hormone that regulates the basal metabolic rate
Term
triple lumen
Definition
most common vascular access device, inserted into one of the large veins emptying into the heart
Term
trough level
Definition
lowest serum level of a drug
Term
tube advancement mark
Definition
mark on a needle adapter indicating how far the tube can be pushed in without losing vaccum
Term
tube holder
Definition
translucent plastic cylinder connecting a multisample needle to an evacuated tube
Term
tuncia adventitia
Definition
outer layer of blood vessels
Term
2-hour postprandial test
Definition
test that compares the fasting glucose level with the level two hours after consuming glucose; used for diabetes mellitus
Term
umbilical artery
Definition
artery used for arterial collection in infants
Term
unintentional torts
Definition
unintentional injury that is the basis for most medical malpractice claims
Term
ureter
Definition
tube that delivers urine from kidney to bladder
Term
urethra
Definition
tube carrying urine from the bladder
Term
urgent care center
Definition
outpatient clinic that provides walk-in services to patients who cannot wait for a scheduled appointment with their primary healthcare provider
Term
uterus
Definition
site of egg implantation and fetal development
Term
vagina
Definition
passage in a female in which sperm and semen are deposited during intercourse
Term
vas deferens
Definition
tube in a male through which sperm reach the urethra
Term
vascular access device
Definition
tube that is inserted into either a vein or an artery; used to administer fluids or medications, monitor blood pressure, or draw blood.
Term
vascular spasm
Definition
contraction of the smooth muscle lining the vessel
Term
vector
Definition
carrier of disease
Term
veins
Definition
veins returning blood to the right atrium
Term
venous thrombosis
Definition
formation of a blood clot within a vein
Term
ventricle
Definition
lower chamber of the heart, or space within the brain and spinal cord in which cerbrospinal fluid circulates
Term
venules
Definition
small veins
Term
villus
Definition
finger-like projection of the intestine
Term
whole blood
Definition
blood before it is separated
Term
winged infusion set
Definition
small needle and flexible tube for delicate veins
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