NEET Previous Year Question

Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL respectively. What will be his Expiratory Capacity if the Residual Volume is 1200 mL?

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

  1. A1500 mL
  2. B1700 mL
  3. C2200 mL
  4. D2700 m

Correct answer: A

Solution

(a) Expiratory Capacity (EC) is the maximum volume of air that can be exhaled after a normal inspiration.
EC = Tidal Volume (TV)+Expiratory Reserve Volume (ERV)
EC = 500 + 1000 = 1500 mL

More Breathing & Exchange of Gases PYQs