Human Physiology (AIIMS (All India Institute of Medical Sciences) Biology): Questions 38 - 43 of 73

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Question number: 38

» Human Physiology » Body Fluids and Circulation » Regulation of Cardiac Activity

MCQ▾

Question

What is correct about sinus venosus?

Choices

Choice (4) Response

a.

It is situated ventrally in frog’s heart.

b.

It opens into right auricle.

c.

It sends blood to dorsal aorta.

d.

It is situated on dorsal surface of rabbit’s heart.

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Question number: 39

» Human Physiology » Body Fluids and Circulation » Human Circulatory System-Structure of Human Heart and Blood Vessels

MCQ▾

Question

The opening of upper chamber of the heart into the lower chamber is known as

Choices

Choice (4) Response

a.

Atrioventricular septum

b.

Atrioventricular node.

c.

Auriculo – ventricular aperture

d.

Sinu-auricular aperture

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Question number: 40

» Human Physiology » Breathing and Respiration » Mechanism of Breathing and Its Regulation in Humans

MCQ▾

Question

Fetal haemoglobin has a greater affinity for……. . than adult haemoglobin.

Choices

Choice (4) Response

a.

O2

b.

H2O

c.

CO2

d.

CO

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Question number: 41

» Human Physiology » Body Fluids and Circulation » Cardiac Cycle

MCQ▾

Question

Which one is the correct route through which pulse making impulse travels in the heart?

Choices

Choice (4) Response

a.

AV node→ Bundle of His→ SA node→ Purkinje fibres→ Heart muscles.

b.

SA node→ AV node→ Bundle of His→ Purkinje fibres→ Heart muscles.

c.

AV node→ SA node→ Purkinje fibres→ Bundle of His→ Heart muscles.

d.

SA node → Purkinje fibres→ Bundle of His→ AV node→ Heart muscles.

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Question number: 42

» Human Physiology » Digestion and Absorption » Digestion, Absorption and Assimilation of Proteins, Carbohydrates and Fats

MCQ▾

Question

Which vitamin is destroyed by heating?

Choices

Choice (4) Response

a.

Vitamin A

b.

Vitamin C

c.

Vitamin E

d.

Vitamin K

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Question number: 43

» Human Physiology » Body Fluids and Circulation » Disorders - Hypertension, Coronary Artery Disease, Angina Pectoris, Heart Failure

MCQ▾

Question

Continuous bleeding from an injured part of body is due to deficiency of

Choices

Choice (4) Response

a.

Vitamin A

b.

Vitamin E

c.

Vitamin B

d.

Vitamin K

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