Question # 1

The muscles of ribs are called;

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Smooth muscles

Cardiac muscles

Intercoastal muscles

Coastal muscles

Amount of carbon dioxide in inspired air is:

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16%

0.04%

4%

None of these

In wood seems and roots the gaseous:

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lenticels

epidermal cells

somata

micropyle

Which bring deoxygenated blood form heart into lungs?

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Pulmonary veins

Pulmonary Artery

Aorta

Wind Pipe

The number of lobes in right lung is:

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1

2

3

4

A thick muscular layer beneath lungs is called:

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Kidney

Diaphragm

Bladder

Ureter

Which disease is involved in the breakdown of air sacs of the lungs?

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Bronchites

Emphysema

Pneumonia

Asthema

Rate of breathing depends upon concentration of which gas:

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Oxygen

Carbon dioxide

Nitrogen

Hydrogen

A cough, mild wheezing, fever chills and shortness of breath are symptoms of:

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Emphysema

Pneumonia

Bronchitis

Asthma

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

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Asthma

Pneumonia

Emphysema

Bronchitis

What type of blood vessels surrounds the alveoli?

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Artery

Arteriole

Capillary

Vein

Every year "World Day" is celebrated on:

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31 May

30 May

31 March

21 March

The major cause of lungs cancer is:

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nicotine

smoking

viral infection

radiation

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