Assertion :Tidal volume is the volume of air inspired or expired with the normal breath. Reason: Adult person contains 500 mL expired or inspired volumes of air with each normal breath.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
The amount of air that moves in and out with each normal breath is called as tidal volume. Each relaxed breath takes in and out about 500 ml air, so, tidal volume is 500 ml. Both Assertion and Reason are correct bu Reason is not the correct explanation for Assertion. So, the correct answer is B.

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