Solved UPSC CDS/OTA Question
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Q · Respiratory System medium · 45s
The maximum volume of air that can be expelled from the lungs after maximum inspiration is called:
TopicRespiratory System
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Vital capacity (VC) = IRV + TV + ERV (about 4–5 L). It measures the maximum exchangeable air and reflects pulmonary and chest wall compliance and muscle strength.
Final Answer: Option D - Vital capacity