EASY
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Earn 100

The trachea divides into right and left:
(a)Secondary bronchi
(b)Tertiary bronchi
(c)Bronchioles
(d)Primary bronchi

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Important Questions on Breathing and Exchange of Gases
MEDIUM
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IMPORTANT
Which membrane covers the lungs and provides protection?

HARD
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Where are lungs situated in the human body?

EASY
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Which of the following volume is not included in vital capacity?

HARD
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Select the last step involved in respiration.

HARD
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Inspiration occurs when intra-pulmonary pressure is

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Which muscles help us to increase the strength of expiration?

HARD
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The breathing rate of a normal healthy man is

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What is the value of tidal volume in a normal healthy man?
