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Test 6
fifth pg of notes
30
Anatomy
11th Grade
03/13/2016

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Cards

Term
What is the scientific term for a heart attack?
Definition
myocardial infarction
Term
part of coronary circulation becomes blocked and cardiac muscle cells die due to lack of oxygen
Definition
heart attack
Term
routing of blood around an obstructed coronary artery or one of its branches by a vessel translated from another part of the body (generally the internal thoracic artery of the great saphenous vein of the leg)
Definition
coronary artery bypass graft
Term
sound produced by regurgitation or turbulent flow through an incompletely closed heart valve
Definition
heart murmur
Term
scientific name for back flow
Definition
regurgitation
Term
mitral valve cusps do not close properly and are pushed back toward the left atrium
Definition
mitral valve prolapse
Term
Blood vessel and circulation flow
Definition
arteries-arterioles-capilaries-venules-veins
Term
What is the inner layer of arteries and veins called?
Definition
tunica intima
Term
What is tunica intima made of?
Definition
an endothelial lining
Term
What is the middle layer of the arteries and veins called?
Definition
tunica media
Term
What is the tunica media made of?
Definition
smooth muscle, loose connective tissue, and collagen
Term
What is the outer layer of the arteries and veins called?
Definition
tunica externa or tunia adventitia
Term
What is the tunica external or tunica adventitia made of?
Definition
connective tissue
Term
Which's walls are thicker?
arteries or veins
Definition
arteries
Term
Which's lumen is smaller?
arteries or veins
Definition
arteries (veins are under lower pressure so need less resistance to flow)
Term
Which are more resilient and can be stretched where as the other will collapse and tear?
arteries or veins
Definition
arteries
Term
Which contain valves to prevent back flow of blood?
arteries or veins
Definition
veins
Term
bulge ina weakened wall of an artery and can blow out (dangerous in brain causing strokes and in aorta=fatal bleeding in a matter of minutes)
Definition
aneurysm
Term
thickening and toughening of arterial walls, complications related to this account for about half of all deaths in US (hardening of arteries)
Definition
arteriosclerosis
Term
formation of lipid deposits (plaque) in tunic media with damage to endothelial lining
Definition
atherosclerosis
Term
high blood pressure
Definition
hypertension
Term
low blood pressure
Definition
hypotension
Term
interruptions of the vascular supply to a portion of brain
Definition
stroke
Term
What is the scientific name for a stroke?
Definition
cerebrovascular accident (CVA)
Term
Where is the most common sight of a stroke?
Definition
middle cerebral artery
Term
liver
Definition
hepatic
Term
kidneys
Definition
renal
Term
muscle that divides heart into right and left sides
Definition
septum
Term
abnormal accumulation of fluid in peripheral tissues (swelling)
Definition
edema
Term
device used to measure blood pressure
Definition
sphygmomanometer
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