Human Physiology-Body Fluids and Circulation (AIIMS Biology): Questions 12 - 17 of 25

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Question number: 12

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

MCQ▾

Question

The first heart sound is

Choices

Choice (4) Response

a.

‘Dub’ sound at the end of systole.

b.

‘Dub’ sound at the beginning of systole.

c.

‘Lubb’ sound at the end of systole.

d.

‘Lubb’ sound at the beginning of systole.

Question number: 13

» 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.

Question number: 14

» 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

Question number: 15

» 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.

Question number: 16

» 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

Question number: 17

» Human Physiology » Body Fluids and Circulation » Composition of Blood

MCQ▾

Question

Systemic heart refers to

Choices

Choice (4) Response

a.

The heart that contracts under stimulation from nervous system.

b.

Entire and left lower vertebrates.

c.

Left auricle and left ventricle in higher vertebrates.

d.

The two ventricles together in humans.

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