NEET PG DENTAL EXAM

HISTOLOGY

BLOOD VESSELS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
These have valves that prevent backflow of blood
A
arteries
B
veins
C
arterioles
D
capillaries
Explanation: 

Detailed explanation-1: -Aortic valve: Allows blood to pass from the left ventricle to the aorta; prevents backflow of blood into the left ventricle.

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