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Chapter Two
medical terms and definitions
193
Medical
11th Grade
09/05/2010

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Term
leuk/o
Definition
white
Term
melan/o
Definition
black
Term
erythr/o
Definition
red
Term
cyan/o
Definition
blue
Term
erythroderma
Definition
red skin (blushing)
Term
leukoderma
Definition
white skin
Term
melanoderma
Definition
black (discolored)skin
Term
melanocyte
Definition
black (dark) cell
Term
leukocyte
Definition
white (blood) cell
Term
erythrocyte
Definition
red (blood)cell
Term
-emia
Definition
condition in the blood
Term
cyanemia
Definition
blue blood
Term
erythremia
Definition
too many red blood cells; synonym for polycythemia
Term
cyanoderma
Definition
bluish discoloration of the skin
Term
leukoderma
Definition
white skin, abnormally white skin, whiteness of the skin
Term
cyt/o
Definition
cells
Term
cell
Definition
smallest structural unit of all living things
Term
cytology
Definition
study of cells
Term
leukocyte
Definition
white blood cell
Term
cytometry
Definition
measurement or counting of cells
Term
instrument used to count cells
Definition
cytometer
Term
differtial count (Diff)
Definition
gives the proportion of each type of blood cell
Term
leukocytopenia
Definition
decrease in the number of white blood cells
Term
leukocytopenia
Definition
decrease in the number of white blood cells
Term
leukocytopenia
Definition
decrease in the number of white blood cells
Term
penia
Definition
Greek for poverty
Term
leukemia
Definition
a form of cancer; too many immature white blood cells are present
Term
ischemia
Definition
blood flow to tissues is stopped due to a blocked blood vessel
Term
-emia
Definition
suffix that means condition of the blood or in the blood
Term
TIA (transient ischemic attack)
Definition
temporary interruption of blood flow
Term
erthyocyte
Definition
red blood cell
Term
erythrocytopenia
Definition
low red blood cell count
Term
thromb/o
Definition
blood clot
Term
thrombocytes
Definition
blood cells that cause clotting; also called platelets
Term
thrombocytopenia
Definition
abnormal decrease in number of platelets or thrombocytes
Term
-osis
Definition
suffix used to indicate increase in number of blood cells
Term
leukocytosis
Definition
increase in number of white blood cells
Term
thrombocytosis
Definition
increase in number of thrombocytes
Term
erythrocytosis
Definition
increase in number of erythrocytes or red blood cells
Term
CBC
Definition
abbreviation for complete blood cell test
Term
Hgb
Definition
test for hemoglogin
Term
Hct
Definition
hematocrit test
Term
RBC
Definition
red blood cell test
Term
WBC
Definition
white blood cell test
Term
white blood cell differential count (Diff)
Definition
test that reveals the numbers of the different types of white blood cells
Term
peri-
Definition
surrounding
Term
epi-
Definition
upon or above
Term
endo-
Definition
inside or inner
Term
pericardium
Definition
membrane surrounding the heart
Term
epicardium
Definition
membrane layer right on the heart (also called visceral pericardium
Term
myocardium
Definition
muscle of the heart
Term
endocardium
Definition
inner lining of the heart
Term
carditis
Definition
inflammation of the heart
Term
myocarditis
Definition
inflammation of the heart muscle
Term
endocarditis
Definition
inflammation of the lining of the heart
Term
pericarditis
Definition
inflammation of the pericardium of the heart
Term
logos
Definition
Greek for study
Term
-logy
Definition
study of
Term
-logist
Definition
one who studies
Term
cardiologist
Definition
specialist who studies the diseases of the heart
Term
-ic, -ac
Definition
adjective suffixes; pertaining to
Term
cardi-
Definition
heart
Term
-gram
Definition
picture or record
Term
-graph
Definition
instrument used to make a recording or picture
Term
-graphy
Definition
process of using a recording instrument
Term
-grapher
Definition
person who makes the recording or picture
Term
electr/o
Definition
electrical
Term
electrocardiogram
Definition
record of electrical waves given off by the heart
Term
electrocardiography
Definition
process of having the electrical activity recorded
Term
son/o
Definition
combining form for sound
Term
sonogram
Definition
picture made by a sonograph
Term
sonography
Definition
process of obtaining a sonogram
Term
registered diagnostic medical sonographers (RDMS)
Definition
use ultrasound to create body images that are displayed on computerized monitors
Term
-er
Definition
one who
Term
sonographer
Definition
one who performs sonography
Term
echocardiogram
Definition
a record of sound waves reflected through the heart
Term
echocardiography
Definition
process of making an echocardiogram
Term
radi/o
Definition
combining form used to refer to radiation such as that used in x-rays
Term
radiogram
Definition
picture made using x-rays
Term
radiograph
Definition
x-ray film
Term
radiation therapy technologists
Definition
use ionizing radiation applied to the body for treatment of disease
Term
radiologic technologists
Definition
use x-rays to create images for diagnostic interpretation by physicians
Term
radiographer
Definition
one who takes x-rays
Term
radiologist
Definition
one who studies x-rays (a physician specializing in radiography)
Term
tom/o
Definition
combining form for slices or planes
Term
tomograph
Definition
an x-ray that takes views of slices or planes through the body
Term
CT scan
Definition
computed tomography
Term
-algia
Definition
suffix for pain
Term
cardialgia
Definition
heart pain
Term
gastralgia
Definition
pain in the stomach
Term
brady-
Definition
slow
Term
bradycardia
Definition
slow heart action
Term
sagittal
Definition
right and left planes
Term
coronal or frontal
Definition
anterior and posterior planes
Term
transverse
Definition
superior and inferior planes
Term
aort/o
Definition
aorta
Term
ather/o
Definition
thick like porridge, fatty
Term
thromb/o
Definition
clot
Term
phleb/o
Definition
vein
Term
angi/o
Definition
vessel
Term
arteri/o
Definition
artery
Term
lymph/o
Definition
lymph
Term
aneurysm/o
Definition
aneurysm, widening
Term
hem/o
Definition
blood
Term
hemat/o
Definition
blood
Term
scler/o
Definition
hard
Term
fibr/o
Definition
fibrous
Term
sphygm/o
Definition
pulse
Term
steth/o
Definition
chest
Term
rhythm/o
Definition
rhythm
Term
-plasty
Definition
surgical repair
Term
-blast
Definition
immature cell
Term
-osis
Definition
condition
Term
-oma
Definition
tumor, growth
Term
-lysis
Definition
destruction, breakdown
Term
-pathy
Definition
disease
Term
-phobia
Definition
fear
Term
-stasis
Definition
control, stopping
Term
-genesis, -genic
Definition
development, production
Term
-scope
Definition
instrument used to view
Term
-scopy
Definition
process of using a scope
Term
-meter
Definition
instrument used to measure
Term
arrhythmia
Definition
abnormal rhythm of the heart
Term
bradycardia
Definition
abnormally slow heart action or rate (below 60 bpm)
Term
bpm
Definition
beats per minute
Term
tachy-
Definition
fast or rapid
Term
tachycardia
Definition
rapid or fast heart action (above 100 bpm)
Term
angiopathy
Definition
generalized disease condition of blood vessels
Term
lymphangiopathy
Definition
generalized disease condition of the lymph vessels
Term
angioplasty
Definition
surgical repair of a vessel
Term
angiosclerosis
Definition
condition of hardening of a vessel
Term
sclerosis
Definition
condition of hardening
Term
angioscopy
Definition
process of examining the inside of blood vessels
Term
angioscope
Definition
an instrument used to examine the interior of a vessel
Term
arterioscopy
Definition
procedure of looking into an artery with a scope
Term
arterioscope
Definition
instrument used to look into an artery
Term
steth/o
Definition
combining form for chest
Term
stethos
Definition
Greek for chest
Term
stethoscope
Definition
instrument used to listen to heart sounds
Term
lymphatic system
Definition
series of lymph vessels, lymph nodes, and organs that help circulate tissue fluids, absorb fats from the intestine, and fight infection by producing antibodies and lymphocytes
Term
lymphoma
Definition
lymphatic tissue tumor
Term
angiofibroma
Definition
vessel tumor containing fibrous tissue
Term
lymphocytes
Definition
cells produced by the lymphatic system
Term
angiolysis
Definition
destruction or breaking down of vessels
Term
arteriosclerosis
Definition
hardening of the arteries
Term
arteriofibrosis
Definition
fibrous condition of the arteries
Term
atherosclerosis
Definition
hardening of blood vessels (arteries) caused by fatty substance
Term
angiography
Definition
the process of taking x-ray pictures of blood vessels
Term
arteriography
Definition
process of taking x-rays of arteries
Term
lipolysis
Definition
destruction or breakdown of fat
Term
cytolysis
Definition
destruction or breakdown of cells
Term
hemangioblast
Definition
embryonic blood vessel cell
Term
hemarthrosis
Definition
condition of blood in a joint
Term
hemolysis
Definition
destruction of blood
Term
hematolysis
Definition
destruction of blood cells
Term
hematophobia
Definition
abnormal fear of blood
Term
hematology
Definition
study of blood
Term
hematologist
Definition
one who specialized in the science of blood
Term
thromboangiitis
Definition
inflammation of a vessel with formation of a clot
Term
thombi
Definition
plural of thrombus
Term
thrombus
Definition
blood clot
Term
thrombophlebitis
Definition
inflammation of a vein with clot formation
Term
thrombosis
Definition
condition of forming a thrombus
Term
thromboid
Definition
resembling a clot
Term
-oid
Definition
suffix for resembling
Term
DVT - deep vein thrombosis
Definition
a condition that typically develops in the large vessels in the legs
Term
thrombogenic
Definition
pertaining to the formation of a clot
Term
thrombolysis
Definition
destruction of a clot
Term
thrombocytopenia
Definition
lacks of cells that aid in clotting
Term
infarct
Definition
necrosis or death of tissue
Term
myocardial infarction
Definition
death of heart muscle tissue
Term
embolus or embolism
Definition
moving thrombus or clot
Term
vascular system
Definition
refers to blood; arteries and veins are part of this system
Term
cardiovascular
Definition
pertains to the blood vessels supplying the heart
Term
RVT - registered vascular technologist
Definition
uses sonography to examine blood vessels for abnormalities
Term
aneurysm
Definition
widening in an artery wall; caused by weakening of the vessel
Term
hypertension
Definition
high blood pressure
Term
veins
Definition
carry blood back to the heart from the body
Term
arteries
Definition
carry blood away from the heart to the body cells
Term
sphygm/o
Definition
combining form indicating a relationship to pulse
Term
sphygmography
Definition
process of producing tracing images showing the rhythmic patterns and strengths of the pulse
Term
sphygmograph
Definition
instrument used to perform sphygmography
Term
sphygmomanometer
Definition
instrument used to measure blood pressure in the arteries
Term
phlebosclerosis
Definition
hardening of the veins
Term
phlebectomy
Definition
excision of a vein
Term
phlebotomy
Definition
incision into a vein (venipuncture)
Term
phlebitis
Definition
inflammation of a vein
Term
phleboplasty
Definition
surgical repair of a vein
Term
-stasis
Definition
suffix that means act or condition of stopping or controlling
Term
hemostasis
Definition
act or condition of stopping blood flow
Term
phlebostasis
Definition
control of blood flow in the veins
Term
arteriostasis
Definition
control of flow of blood in the arteries
Term
lymphostasis
Definition
control of lymph flow
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