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The network of small arteries found in the walls of large arteries called vasa vasorum; which is found in the …….. layer of the artery.
a) tunica externa       
b) tunica media
c) tunica interna         
d) all of these

a

Which of the following layer of the artery is made up of simple squamose epithelium and a thin layer of areolar conncective tissue?
a) tunica externa        
b) tunica media
c) tunica interna       
d) all of these

c

Which of the following play important role in the vasoconstriction and vasodialation?
a) large arteries          
b) aorta
c) arterioles               
d) capillaries

c

The largest artery in the human body is aorta which arises from the……..
a) right atrium            
b) left atrium
c) right ventricle         
d) left ventricle

d

Which of the following vessels break up into capillaries when they reach tissues?
a) aorta                                   
b) arterioles
c) artery                                  
d) all of these

b

The most elastic blood vessels in human body is/are…..
a) artery                                 
b) vena cava
c) vein                        
d) capillaries

a

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