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#4 | Respiratory System: Pulmonary Volumes & Capacities
(Zoology) > Breathing and Exchange of Gases

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Related Practice Questions :

Study the spirograph and identify the correctly matched volumes from the codes given:

TV IRV  ERV RV VITAL CAPACITY
1. A c B  D  E
2. A B C D E
3. B A C D E
4. C B A D E

                                              

 63%
Level 2: 60%+
Hints

Lungs are made up of air-filled sacs, the alveoli. They do not collapse even after forceful expiration, because of

1. Residual Volume (RV)

2. Inspiratory Reserve Volume (IRV)

3. Tidal Volume (TV)

4. Expiratory Reserve Volume (ERV)

 86%
Level 1: 80%+
NEET - 2017
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What is vital capacity of our lungs?

1. Inspiratory reserve volume plus tidal volume
2. Total lung capacity minus expiratory reserve volume
3. Inspiratory reserve volume plus expiratory reserve volume
4. Total lung capacity minus residual volume
 75%
Level 2: 60%+
NEET - 2008
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The volume of 'anatomical dead space’ air is normally

1. 230 mL 2. 210 mL
3. 190 mL 4. 150 mL.
 68%
Level 2: 60%+
AIIMS - 2016
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Assertion            :       Vital capacity is higher in athletes than non-athletes.

Reason              :       Vital capacity is about 3.5-4.5 litres in a normal adult person.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
 62%
Level 2: 60%+
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