Flashcards in Circulatory System Deck (35):
Lines the natural free surfaces of BV and the interior of the heart?
What heartwall layer i s mostly closely associated with pericardium?
Iies close to the endothelium, contain actin and myosin and has contractile ability?
What type of blood vessel has a thin wall compared to its lumen?
What is the membrane closely associated with tunica intima?
External elastic membrane?
What do capillaries lack that arteries and veins posses in their walls?
What structure is located in the right atrium?
What is the inner most layer of the blood vessel?
The release of what substance during clot formation stimulates smooth muscle in arteries and contract?
A sinusoid is a type of what structure?
What is the name for the small blood vessels in the walls of blood vessels?
What type of tissue comprises anull fibrost?
What type of blood vessel has a thick wall compared to the lumen?
What membrane is associated with tunica intima?
Internal elastic membrane
Sinusoidal capillaries are son in the spleen, liver, in what specific part of what other organ?
What layer of the heart contains endothelium?
What type of fiber is observed in abundance among the smooth muscle fibers of the tunica media of the aorta?
What layer of the wall of a large vein is the most prominent?
What glycoprotein factor is part of the clotting mechanism?
Von wilberbrand factor
What type of blood vessel is found in endocrine glands and tissues where absorption is occuring
Contains fenestrated capillaries
What BV is heavily invested with elastic fibers?
What type of capillary is simple an epithelial tube with no basal lamina?
What layer of the heart wall contains the most cardiac muscle
What type of cell lines the external surface of the heart?
In general in large vessels where are the vasa vasora located?
What layer of the artery wall is thethickest?
What chemical is release from nerve fiber that cause arterial constriction?
What do veins have that arteries dont
What is the DCT that comprises the skeleton of the heart?
Prominent inner and outer elastic membrane are criteria for what type of vessel?
What is the pace maker of the heart?
What BV control blood flow into capillary?
What major BV has a poorly developed tunica media and thick tunica adventitia rich in elastic fiber?