Shared Flashcard Set

Details

A&P 11 Unit 17 lab
Cardiovasular system part 2 the blood vessel anatomy
35
Anatomy
Undergraduate 1
02/18/2011

Additional Anatomy Flashcards

 


 

Cards

Term
Arteries
Definition
Carry blood away from the heart
Term
Arterioles
Definition
Are smallest branches of arteries
Term
Capillaries
Definition
Are smallest blood vessels
Location of exchange between blood and interstital fluid.
Term
Venules
Definition
Collect blood from the capillaries
Term
Veins
Definition
Return blood to the heart
Term
Vessel walls have ____ layers.
Definition
3
Term
Tunica intima
Definition
inner most layer of vessel walls
Internal elastic membrane
Term
Tunica Media
Definition
Middle layer of the vessel walls. Contain
Term
Which layer has an internal elastic membrane?
Definition
tunica intima
Term
Which layer contains concentric sheets of smooth muscle in loose connective tissue?
Definition
Tunica media
Term
Tunica Externa
Definition
outer layer
Term
Which layer contains connective tissue sheath and anchors vessel to adjacent tissues in the arteries?
Definition
Tunica Externa
Term
General appearance in sectional view: usually round, with relatively thick wall
Definition
Typical artery
Term
General appearance in sectional view: Usually flattened or collapsed, with relatively thin wall.
Definition
typical vein
Term
tunica intima: usually rippled, due to vessel constriction present.
Definition
typical artery
Term
tunica intima:often smooth
Definition
typical vein
Term
tunica media:thick, dominated by smooth muscle cells and elastic fibers. External elastic membrane present
Definition
typical artery
Term
tunica media:thin, dominated by smooth muscle cells and collagen fibers.
Definition
typical vein
Term
tunica externa: collagen and elastic fibers
Definition
typical artery
Term
tunica externa: collagen and elastic fibers and smooth muscle cells
Definition
typical vein.
Term
What delivers nutrient-laden blood from capillaries of the spleen, pancreas, digestive viscera to liver sinusoids for processing
Definition
Hepatic portal
Term
Drains part of large intestine
Definition
inferior mesenteric vein
Term
drains spleen, part of stomach, and pancreas
Definition
splenic vein
Term
superior mesenteric vein
Definition
drains part of stomach, small intestine, and part of large intestine
Term
Left and right gastric veins
Definition
drains part of stomach
Term
cystic vein
Definition
drains gallbladder
Term
Which of the following is not a major circuit of the body?
a.coronary circuit
b.cerebral circuit
c.pulmonary circuit
d.systemic circuit
Definition
b. cerebral circuit
Term
How do right and left common carotid arteries differ?
Definition
left comes from aortic arch and the right comes from the brachiocephalic.
Term
The cerebral arterial circle (circle of Willis):
Definition
provides alternate routes of blood flow in the brain.
Term
The venous blood of the brain drains into a set of _____ before draining into a vein.
Definition
Dural sinuses
Term
The following veins drain into the hepatic portal vein...
Definition
Renal, splenic, sup and inf mesenteric, and gastric. All except for hepatic.
Term
Which of the following describes the purpose of the hepatic portal system?
Definition
All of the above.
It provides the liver with oxygenated blood.
It allows the liver to process and detoxify nutrient-rich blood from most of the abdominal organs.
It drains blood from the liver to the inferior vena cava.
Term
What are the three layers of the blood vessel wall
Definition
Tunica Externa, Media, Intima
Term
What plays an important role in the amount of blood flowing to a tissue (tissue perfusion)
Definition
smooth muscle cells in the blood vessel walls
Term
What plays an important role in blood pressure?
Definition
smooth muscle cells in the blood vessel walls.
Supporting users have an ad free experience!