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NEETZoologyBreathing and Exchange of Gases

Read the following statements and choose the follwoing option: 1. Tidal volume is the volume of air inspired or expired during a normal respiration 2. Inspiratory volume includes tidal volume and inspiratory reserve volume 3. Inspiratory reserve volume is the amount of air a person can forcegully inspire 4. Expiratory Reserve Volume (ERV) is additional volume of air, a person can expire by a forcible expiration

Options

  1. AOnly 2 is correct
  2. BAll are correct
  3. COnly 3 is correct
  4. DBoth 2 and 3 is correct

Correct answer

B. All are correct

Step-by-step solution

Tidal Volume (TV): Volume of air inspired or expired during a normal respiration. It is approx. 500 mL., i.e., a healthy man can inspire or expire approximately 6000 to 8000 mL of air per minute.

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