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Question

Vital capacity of lungs is

A
IRV+ERV+TVRV
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B
IRV+ERV+TV
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C
IRV+ERV+TV+RV
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D
IRV+ERV
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Solution

The correct option is B IRV+ERV+TV
Vital capacity

he amount of air which one can inhale and exhale with maximum effort is called the vital capacity. It is IRV+ERV+TV.
  • IRV2500 to 3000mL.
  • ERV1000 to 1100mL
  • TV500mL.
  • Hence the vital capacity is 40004500mL.

Final answer

(b) IRV+ERV+TV

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