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Human Respiratory System

Vital capacit...

Question

Vital capacity of lungs is

A

I R V + E R V + T V - R V

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B

I R V + E R V + T V

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C

I R V + E R V + T V + R V

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D

I R V + E R V

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Solution

The correct option is B $I R V + E R V + T V$
$Vital capacity$

he amount of air which one can inhale and exhale with maximum effort is called the vital capacity. It is $I R V + E R V + T V .$

$I R V - 2500 t o 3000 m L .$

$E R V - 1000 t o 1100 m L$

$T V - 500 m L .$

Hence the vital capacity is $4000 - 4500 m L .$

$Final answer$

(b) $I R V + E R V + T V$

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Human Respiratory System

Standard X Biology

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