Question

WHAT IS RESPIRATION?​

Answer 1

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Respiration is the process of inhale & exale of oxygen. It is the process of carrying away the oxygen (O2) to the blood cells & carrying out carbon dioxide (CO2) away from the body.

The air enters through the nose passes through the wind pipe & reaches the lungs the lungs carry the air to the blood . It mixes with the blood & oygenate the blood then again by the lungs & exhaled out by nose .

The normal respiration rate for an adult at rest is 12 to 20 breaths per minute.

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Answer 2

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The act of breathing.

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It is the movement of Oxygen from outside environment to the cells within tissues, and transport of a carbon dioxide in the opposite direction.....