Question # 1

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

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Emphysema

Pneumonia

Bronchitis

Asthma

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

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Nasal cavity

Bronchus

Bronchiole

Diaphragm

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

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Skin

Respiratory

Air passageway

Lungs

Glottis is a narrow opening at the floor of:

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Nasal cavity

Nostril

Pharynx

Antibiotics

The number of lobes in right lung is:

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1

2

3

4

No. of bronchi in the air passage way are:

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1

2

3

4

The primary chemical stimulus for breathing is the concentration of.

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Carbon dioxide in blood.

Oxygen in blood

Carbon oxide in muscles

Oxygen in muscles.

When the "World no tobacco day" is celebrated?

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30 June

31 June

11 January

None of these

Amount of carbon dioxide in inspired air is:

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16%

0.04%

4%

None of these

In first stem of glycolysis glucose molecules breaks ans divide into two _______ molecules

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Citric acid

Lactic acid

Pyruvic acid

Formic acid

A thick muscular layer beneath lungs is called:

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Kidney

Diaphragm

Bladder

Ureter

Percentage of CO₂ in exhaled are during breathing is:

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16%

4%

79%

0.04%

The respiratory centre is present in :

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Lungs

Brain

Nose

Muscles

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