Shared Flashcard Set

Details

Terminology
Test 3: Ch.10
169
Medical
Undergraduate 1
03/30/2009

Additional Medical Flashcards

 


 

Cards

Term
brady-
Definition
slow
Term
endo-
Definition
within, inner
Term
epi-
Definition
upon
Term
inter-
Definition
between
Term
peri-
Definition
around, about
Term
tachy-
Definition
rapid, fast
Term
angi, angin
Definition
blood vessel
Term
aort
Definition
aorta
Term
arter, arteri
Definition
windpipe, artery
Term
ather
Definition
fat
Term
atri
Definition
atrium
Term
card, cardi
Definition
heart
Term
coron
Definition
crown or circle
Term
cyan
Definition
blue
Term
ech
Definition
to bounce
Term
electr
Definition
electricity
Term
isch
Definition
to hold back
Term
my, myos
Definition
muscle
Term
occlus
Definition
to close up
Term
pector
Definition
chest
Term
phleb
Definition
vein
Term
pulmon
Definition
lung
Term
sphygm
Definition
pulse
Term
sten
Definition
narrowness, constriction
Term
steth
Definition
chest
Term
thromb
Definition
clot of blood
Term
valvul
Definition
little valve
Term
varic
Definition
dilated vein
Term
vas
Definition
blood vessel
Term
ven
Definition
vein
Term
ventricul
Definition
little belly or cavity
Term
-ac
Definition
pertaining to
Term
-apheresis
Definition
removal
Term
-dynia
Definition
pain
Term
-gram
Definition
recording
Term
-graph
Definition
instrument used to record
Term
-is
Definition
pertaining to
Term
-lytic
Definition
pertaining to dissolution
Term
-rrhexis
Definition
rupture
Term
-sclerosis
Definition
hardening
Term
aorta
Definition
large artery that emerges from the left ventricle
Term
aortic valve
Definition
the left semilunar valve
Term
arteriole
Definition
a vessel that is transitional between arteries and capillaries.
Term
artery
Definition
blood vessels that carry blood away from the heart.
Term
atrium
Definition
the two superior chambers of the heart that receive incoming blood from veins;the pluria from atria
Term
atrioventricular bundle
Definition
made of modified heart cells; bundle of cell extensions that serve as conducting pathways for impulses in the heart conduction system;

AV bundle ---- bundle of His
Term
atrioventricular node
Definition
a cluster of modified heart cells that slow the impulse to the ventricles; also called a node.
Term
atrioventricular valve
Definition
two heart valves, right & left, that channel blood flow in one direction from an atrium to a ventricle
Term
left atrioventricular valve
Definition
bicuspid valve---the left heart valve that channels blood flow in one direction from the left atrium to the left ventricle (mitral valve)
Term
right artioventricular valve
Definition
tricuspid valve---right heart calve that channels blood in one direction from the right atrium to the right ventricle.
Term
sinoatrial node
Definition
a cluster of modified heart cells in the right atrial wall that originates each cardiac cycle; SA node.
Term
cardiac cells
Definition
cells of the hearts myocardium
Term
endocardium
Definition
a thin layer of connective tissue that lines the heart chambers
Term
epicardium
Definition
the membrane forming the outer layer of the heart wall, which is also known as the visceral pericardium
Term
myocardium
Definition
the bulk o fhte heart wall, it is composed of the cardiac muscle tissue and is the functional part of the heart that produces contractions
Term
pericardial cavity
Definition
a space enclosed by the pericardial sac that contains the heart and fluid
Term
pericardial sac
Definition
the outer membrane surrounding the heart, which is also known as the parietal pericardium
Term
coronary circulation
Definition
the circulatory pathway that supplies the cells of the heart.
Term
bicuspid valve
Definition
consists of two flaps that point downward into the left ventricle. AKA left artioventricular valve
Term
tricuspid valve
Definition
consists of three flaps that point downward into the right ventricle. AKA right atrioventricular valve.
Term
diastole
Definition
dilation of the heart chambers during which their walls relax and they fill with blood.
Term
pulmonary circulation
Definition
circulatory route associated with the lungs, in which blood releases its CO2 and becomes oxygenated.
Term
pulmonary trunk
Definition
the major artery arising from the right ventricle
Term
pulmonary valve
Definition
the right senilunar valve
Term
systole
Definition
contraction of the heart resulting in explusion of blood from the heart chambers.
Term
systematic circulation
Definition
route that begins in the left ventricle at the aorta, extends throughout the body exceot the lungs and returns to the right atrium.
Term
endothelium
Definition
the lining of the heart chambers and blood vessels, it is composed of flattened epithelial cells and a thin layer of connective tissue.
Term
vasoconstriction
Definition
narrowing of a blood vessel that is produced when the vessel wall contracts
Term
vasodilation
Definition
dilation of a blood vessel that is produced when the vessels wall relaxes
Term
cardiovascular system
Definition
body system comprised of the heart and blood vessels
Term
vein
Definition
a blood vessel tthat carries blood toward the heart
Term
venule
Definition
a small, transitional blood vessel between a capillary and a vein
Term
ventricle
Definition
a general term that means chamber, in the heart it refers tot the two thicked-walled chambers (right and left) that contract to push blood through arteries.
Term
blood
Definition
watery fluid consists of plasma, blood cells, and platelets, which suspends materials in its fluid medium as it is carried throughout the body by way of the cardiovascular system.
Term
blood pressure
Definition
pressure within a blood vessel caused by blood volume within the confined space
Term
blood vessels
Definition
tube-shaped organs that carry blood.
Term
capillaries
Definition
microscopic blood vessels located between arteries and veins
Term
heart
Definition
the fist-sized, hollow muscular pump located in the thoracic cavity responsible for circulating blood throughout the body.
Term
heart conduction system
Definition
specialized cells that generate or carry impulses stimulating the heart to contract, which include the sinoatrial node, atrioventricular node, and the atrioventricular bundle
Term
mitral valve
Definition
the heart valve that directs blood flow in one direction from the left atrium to the left ventricle, which is also called left atrioventricular valve or bicuspid valve.
Term
angina pectoris
Definition
chest pain usually caused by an insufficient suply of blood to the heart
Term
angiospasm
Definition
abnormal contractions of a blood vessel wall
Term
angiostenosis
Definition
narrowing of a blood vessel
Term
arrhythmia
Definition
any loss of rhythm in the heart beat
Term
bradycardia
Definition
abnormally slow heart rate, usually under 50 beats per minute
Term
cardiodynia
Definition
a sensation of pain in the heart
Term
cardiogenic
Definition
a condition originating in the heart
Term
cardiomegaly
Definition
abnormal hypertrophy (enlargement) of the heart
Term
cyanosis
Definition
when a blue tinge is seen in the skin and mucous membranes, which is caused by oxygen deficiency
Term
dysrhythmia
Definition
a disturbance or abnormality of the heart's normal rhythmic cycle
Term
palpitation
Definition
an experience of pounding, racing, or skipping of the heart beat
Term
perfusion deficit
Definition
a reduction of blood flow though a vessel, which may be caused by an occlusion or narrowing
Term
tachycardia
Definition
fast heartbeat
Term
aneurysm
Definition
bulging of an arterial wall caused by a congenital defect or an acquired weakness of the arterial wall produced as blood is pushed against it.
Term
angiocarditis
Definition
inflammation of the heart and blood vessels.
Term
angioma
Definition
tumor arising from a blood vessel
Term
arteriorrhexis
Definition
rupture of an artery
Term
arteriosclerosis
Definition
hardening of the arteries, in which the artery walls lose their elasticity and become brittle
Term
atherosclerosis
Definition
narrowing od artery dur to deposition of fatty plaque along the inner wall.
Term
atrial septal defect
Definition
congenital condition characterized by an opening in the septum that separates the right and left atria, allowing blood to pass between them; ASD
Term
atrioventricular defect
Definition
a defect, usual congenital, that alters the structure of both an atrium and a ventricle
Term
cardiac arrest
Definition
cessation of the heart cavity
Term
cardiac tamponade
Definition
acute compression of the heart due to tthe accumulation of fluid within the pericardial cavity
Term
cardiomyopathy
Definition
a general disease of the heart muscle
Term
cardiovalvulitis
Definition
inflammation of the heart valves
Term
claudication
Definition
a pain in a limb, usually the lower leg, caused by poor circulation
Term
coarctation of the aorta
Definition
congenital disease in which the aorta is narrowed, causing reduced systematic circulation and fluid accumulation in the lungs
Term
congeswtive heart failure
Definition
a chronic condition characterized by the inability of the ventricle to pump enough blood through the body to adequately supply systematic tissues; CHF - left ventricular failure
Term
cor pulmonale
Definition
literally "heart lung" in French, this chronis enlargement of the right ventricle results from congestion within the pulmonary circulation; - right ventricle failure
Term
coronary artery disease
Definition
generalized condition of the arteries of the heat characterized by a reduction of blood flow to the heart wall for which the most common cause is atherosclerosis; CAD
Term
coronary occlusion
Definition
blockage of an artery supplying the heart, often due to artherosclerosis.
Term
deep vein thrombosis
Definition
abnormal presence of stationary blood clots within the deep veins of the leg. DVT
Term
embolism
Definition
a blood clot or foreign particle (air or fat) that moves through the circulation, which can produce a sever circulatory restriction when it becomes lodged in an artery
Term
endocarditis
Definition
inflammation of the endocardium; commonly caused by bacterial infection when it is called bacterial endocarditis
Term
fibrillation
Definition
uncoordinated, rapid contractions of the ventricles or atria, resulting in circulatory collapse
Term
heart flutter
Definition
extremely rapid, but regular, contractions of the heart; either atrial or ventricular
Term
heart attack
Definition
an acute episode during which the heart fails to pump blood effectively, usually caused by a myocardial infarction.
Term
heart block
Definition
an intereference with the normal electrical conduction of the heart, often the result if an MI affecting the SA or AV
Term
heart murmur
Definition
an abnormal soft, blowing or rasping sound heard though auscultation of the heart
Term
hemorrhoid
Definition
varicose vein in the anal region, which produces symptoms of local pain and itching
Term
hypertension
Definition
persistently high blood pressure which includes essential hypertension where the condition is not traceable to a single cause, and secondary hypertension where the high blood pressure is caused by the effects of another disease, such as artherosclerosis
Term
hypotension
Definition
a chronic condition of low blood pressure
Term
ischemia
Definition
an abnormally low flow of blood to tissues
Term
myocardial infarction
Definition
death of a portion of the myocardium usually caused by an occluded vessel interrupting blood flow, it often results in a heart attack; abbreviated
Term
myocarditits
Definition
inflammation of the myocardium, or muscle layer of the heart wall
Term
patent ductus arteriosus
Definition
congenital condition characterized by an opening between the pulmonary artery and the aorta, allowing blood to pass across;

in this wondition the connecting channel that is a normal part of fetal circulation before birth fails to close.
Term
pericarditits
Definition
inflammation of the pericardium, usually afffecting both layers (pericardial sac and epicardium)
Term
phlebitis
Definition
inflammation of a vein
Term
polyarteritis
Definition
inflammation of an artery at numerous sites
Term
tetralogy of Fallot
Definition
four congenital defects associated with the heart - pulmonary stenosis, ventricular septal defect, incorrect position of the aorta, and right ventricular hypertrophy - combined; as a result the pulmonary circuit is bypassed.
Term
thromboangiitis obliterans
Definition
vascular inflammatory disease the usually affects the lower extremeties; also called Buerger's disease.
Term
thrombosis
Definition
the presence of stationary blood clots within blood vessels
Term
varicosis
Definition
a condition of an abnormally dialated vein
Term
ventricular septal defect
Definition
an opening in the septum that separates the right ventricle from the left ventricle, allowing blood to pass between them.
Term
aneurysmectomy
Definition
surgical removal of an aneurysm
Term
angiogram
Definition
recording obtained from an angiography procedure, it is an x-ray of a blood vessel after injection of a contrast medium.
Term
angioplasty
Definition
general surgical repair of a blood vessel;
it includes procedures to reopen blocked vessels. (balloon inflation, or laser.)
Term
angiorrhaphy
Definition
suturing a blood vessel to close an incision
Term
blood vessel examination
Definition
use of flexible fiberoptic instrument (endoscope)to observe a dieased blood vessel in order to assess the lesion and decide upon a mode of treatment;

includes use of camera, video recorder and monitor.
Term
aortogram
Definition
a recording of an x-ray of the aorta
Term
arteriogram
Definition
a recording of an x-ray of a particular artery
Term
arteriotomy
Definition
incision into an artery
Term
atherectomy
Definition
surgical removal of a fatty plaue within a blood vessel using a specialized rotary knife and a catheter.
Term
auscultation
Definition
physical examination consisting of listening to internal sounds by using a stethoscope; abnormal sounds usually suggest disryhthmias
Term
cardiac catheterization
Definition
insertion of a narrow, flexible tube, or catheter, through a coronary blood vessel to withdraw blood samples, measure pressures, and inject contrast medium for imaging purposes.
Term
cardiac pacemaker
Definition
a battery-powered device that is implanted under the skin and wired to the SA node. it produces timed electric pulses that replace the pacemaking function of the SA node.
Term
cardiopulmonary resuscitation
Definition
an emergency response proceure that includes artificial ventilation and external heart massage; CPR
Term
coronary angiogram
Definition
a recording of an x-ray of the herat's circulation
Term
coronary artery bypass graft
Definition
surgical proceedure where blood vessel is removed from another part of the body and inserted in the coronary circulation to bypass blood flow around an occluded coronary artery. (CABG)
Term
coronary stent
Definition
a plastic scaffold that is used to anchor a surgical implantation; in this case it is implanted in a coronary artery to prevent closure of the artery after angioplasty
Term
defribillation
Definition
electrical charge to the heart in an effort to defribillate, or stop fibrillation, of the heart delivered by paddles onto the skin of the chest, or to the heart muscle directly if the chest has been opened.
Term
Doppler sonography
Definition
an ultrasound procedure that evaluates blood flow in an effort to determine the cause of a localized reduction in blod flow.
Term
echocardiography
Definition
ultrasound procedure where sound waves are directed through the heart to evaluate heart anomalies--recorded data is an achocardiogram;

if performed during exercise to identify heart conditions, it is called stress ECHO
Term
electrocardiography
Definition
procedure in which the electrical events associated with the beating of the heart are evaluated, represented by deflections of a pen on a graph known asw an electrocardiogram; abbreviated ECG or AKG
when it is used during physical activity on a treadmill or ergometer, it is called a electrocardiogram, and is useful in detectiong heart conditions.
Term
embolectomy
Definition
surgical removal of a floating blood clot, or embolus
Term
endarterectomy
Definition
incision into an artery usually to remove faty plaque or a blood clot.
Term
hemorrhoidectomy
Definition
surgical removal of hemorrhoids.
Term
Holter ambulatory angiography
Definition
a portable electrocardiograph worn by the patient, which monitors electrical activity of the heart over 24-hour periods, proving useful in detecting periodic or transient abnormalities
Term
magnetic radionuclide perfusion scan
Definition
following injection of an isotope, blood flow to cardiac calls is monitored; the teswt may be performed while the patient is under stress or at rest.
Term
magnetic resonance angiography
Definition
imaging of the heart and coronary blood vessels; MRA
Term
nuclear medicine imaging of the heart
Definition
visualization of the heart following administration of the radioactivce isotopes to aid in diagnosis.
Term
pericardiostomy
Definition
surgical creation of an opening in the pericardial sac, usually to relieve pressure resulting from pericarditis
Term
phlebectomy
Definition
excision of a vein
Term
phlebotomy
Definition
incison into a vein to collect blood for sampling or donating. (phlebotomist)
Term
position emission tomography
Definition
procedure that provides blood flow images using PET scan techniques with radioactive isotope labeling
Term
sphygmomanometry
Definition
procedure that measures arterial blood pressure using a device called a sphygmomanometer, which consists of an arm cuff and air pressure pump with a mercury pressure guage
Term
thrombolytic therapy
Definition
treatments dissolving blood clots, or thrombi, using drugs such as streptokinase or tissue plasminogen activator (TPA); often applied within 6 hours of an MI --if possible--and has been credited with saving many lives.
Term
valvuloplasty
Definition
surgical repair of a heart valve; if repair is not possible, a valve replacement may be required using an artificial valve or a porcine valve.
Term
venogram
Definition
a recording of an x-ray of a vein
Supporting users have an ad free experience!