Circulatory System MCQ Question with Answer

Circulatory System MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
Pulmonary artery carries blood from

heart to lungs

lungs to heart

lungs to right auricle

lungs to left auricle

Question No : 2
Corneal grafts are generally not rejected by the recipient because cornea is

non living

non proteineceous

non cellular

non vascularised

Question No : 3
Universal donor is the person with the blood group

Question No : 4
The chamber of the mammalian heart from which deoxygenated blood is sent for oxygenation is

right auricle

right ventricle

left auricle

left ventricle

Question No : 5
Blood has no role in the transport of O^2 in

earthworm

leech

lung fishes

insects

Question No : 6
Pacemaker of the heart is

S.A. node

A.V. node

A.V. septum

LA. Septum

Question No : 7
The least concentration of urea in mammals is carried in blood of

hepatic vein

renal vein

renal artery

hepatic artery

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