Which of the following combinations defining respiratory capacities is INCORRECT? I…
Biology · NEET · NTA Exams — Breathing and Exchange of Gases
Which of the following combinations defining respiratory capacities is INCORRECT?
I. Inspiratory Capacity (IC) = Tidal Volume (TV) + Inspiratory Reserve Volume (IRV)
II. Expiratory Capacity (EC) = Tidal Volume (TV) + Expiratory Reserve Volume (ERV)
III. Functional Residual Capacity (FRC) = Residual Volume (RV) + Expiratory Reserve Volume (ERV)
IV. Vital Capacity (VC) = Inspiratory Reserve Volume (IRV) + Tidal Volume (TV)
V. Total Lung Capacity (TLC) = Vital Capacity (VC) + Residual Volume (RV)
Choose the correct option from the following:
- I and III only
- II and IV only
- III and V only
- IV only
Answer
(D) IV only
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