DPT 712 PHYSIOLOGY BLOOD VESSELS EXAM QUESTIONS AND
ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
arteries take blood
away from the heart
arteries have
elastic walls and thick layers of vascular smooth muscle
arteries function
high pressure conduits
capillaries structure
thin walls that are 1 cell layer thick
capillaries function
site of fluids/nutrients/wastes exchange
veins take blood
to the heart
veins structure
thin walls of vascular smooth muscle
veins function
volume reservoir
arteries carry blood at
high pressure
small arteries/arterioles carry blood at
, moderate pressure
small arteries/arterioles function
function as facets to control blood flow regulation
capillaries carry blood at
low pressure
venules
low pressure conduits
veins carry blood at
the lowest pressure
veins are under
ANS control
lumen
central blood containing space
3 wall layers in arteries in veins
tunica intima, tunica media, tunica externa
1 layer in capillaries
endothelium
in tunica intima what lines the lumen of all vessels
endothelial cvells
tunica intima function
slick surface reduces friction
tunica intima releases
nitric acid and prostacylin (anticoagulants)
ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
arteries take blood
away from the heart
arteries have
elastic walls and thick layers of vascular smooth muscle
arteries function
high pressure conduits
capillaries structure
thin walls that are 1 cell layer thick
capillaries function
site of fluids/nutrients/wastes exchange
veins take blood
to the heart
veins structure
thin walls of vascular smooth muscle
veins function
volume reservoir
arteries carry blood at
high pressure
small arteries/arterioles carry blood at
, moderate pressure
small arteries/arterioles function
function as facets to control blood flow regulation
capillaries carry blood at
low pressure
venules
low pressure conduits
veins carry blood at
the lowest pressure
veins are under
ANS control
lumen
central blood containing space
3 wall layers in arteries in veins
tunica intima, tunica media, tunica externa
1 layer in capillaries
endothelium
in tunica intima what lines the lumen of all vessels
endothelial cvells
tunica intima function
slick surface reduces friction
tunica intima releases
nitric acid and prostacylin (anticoagulants)
