Human Physiology (AIIMS Biology): Questions 25 - 30 of 73

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Question number: 25

» Human Physiology » Breathing and Respiration » Respiratory Organs in Animals

MCQ▾

Question

A small space called………. . lies in between the two lungs.

Choices

Choice (4) Response

a.

Bronchioles

b.

Mediastinum

c.

Alveoli

d.

Cardiac notch

Question number: 26

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

MCQ▾

Question

Open vascular system is found in

Choices

Choice (4) Response

a.

Prawn

b.

Fish

c.

Snake

d.

Man

Question number: 27

» Human Physiology » Body Fluids and Circulation » Cardiac Cycle

MCQ▾

Question

Heart beats are accelerated by

Choices

Choice (4) Response

a.

Cranial nerves and adrenaline.

b.

Sympathetic nerves and epinephrine.

c.

Sympathetic nerves and acetylcholine

d.

Cranial nerves and acetylcholine.

Question number: 28

» Human Physiology » Body Fluids and Circulation » Cardiac Output

MCQ▾

Question

Cardiac output signifies

Choices

Choice (4) Response

a.

The amount of blood leaving the heart per unit time.

b.

The amount of blood leaving the lung per unit time.

c.

The amount of blood entering the lung per unit time.

d.

The amount of blood entering the heart per unit time.

Question number: 29

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

MCQ▾

Question

Which of the following is the correct statement about the circulatory system of cockroach?

Choices

Choice (4) Response

a.

It has 13 chambered hearts and in each segment one pair of ostia is present.

b.

It is closed type of circulatory system.

c.

It is a complicated type of circulatory system.

d.

It takes place without the participation of tissue.

Question number: 30

» Human Physiology » Breathing and Respiration » Respiratory Volumes

MCQ▾

Question

Carbon dioxide is transported via blood to lungs mostly

Choices

Choice (4) Response

a.

In combination with haemoglobin only.

b.

In the form of carbonic acid only.

c.

As carbominohaemoglobin and as carbonic acid.

d.

Dissolved in blood plasma.

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