Question # 1

In human and other higher animals, the exchange of gases is carried out by:

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Skin

Respiratory

Air passageway

Lungs

Which structure actively helps in taking the air out of lungs?

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Nasal cavity

Bronchus

Bronchiole

Diaphragm

The rate of breathing during exercise or other hard:= physical work is:

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10-20 times

20-30 times

30-40 times

40-50 times

The respiratory disease that is the destruction of the walls of Alveoli is;

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Asthma

Pneumonia

Emphysema

Bronchitis

How many carciogens are present in cigarette smoke?

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40

50

60

70

The uncontrolled cell divisions in lungs tissue is called:

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bronchitis

emphysema

cancer

Asthma

Main role to give out air form lungs is;

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Bronchus

Bronchi

Bronchiote

Diaphragm

All the alveoli of one side unite to form:

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Lung

Kidney

Thorax

Chest Box

What type of blood vessels surrounds the alveoli?

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Artery

Arteriole

Capillary

Vein

In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?

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Pneumonia

Asthma

Emphy sema

Bronchitis

Smoking may also lead to the cancers in:

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Kidneys and pancreas

Oral cavity and larynx

Breast and bladder

All of them

Amount of oxygen in expired air is:

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21%

16%

0.04%

4%

A disease involving the breakdown of air sacs of the lungs is:

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Bronchitis

emphysemsa

pneumonia

asthma

Every year "World Day" is celebrated on:

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31 May

30 May

31 March

21 March

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