NEET PG DENTAL EXAM

HISTOLOGY

BLOOD VESSELS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the smallest blood vessel in the body?
A
Capillary
B
Artery
C
Vein
D
Venule
Explanation: 

Detailed explanation-1: -Capillaries: They are the smallest blood vessels found in the body of a human being. These are the smallest vessels, whose walls are one-cell thick. On reaching the tissue or organ, the artery is differentiated into smaller blood vessels, that is, capillaries that bring blood to all the cells of the body.

Detailed explanation-2: -Out of all of the arteries in the body, the smallest arteries are called arterioles. Arterioles connect to the capillaries, which are the smallest blood vessels in the body.

Detailed explanation-3: -Blood capillaries are the smallest blood vessels. Each capillary is up to a few cells thick to allow diffusion of blood through it to the organs/tissues.

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