Respiratory System Flashcards by Santino Buono

Q

Whats oxygen debt?

A

The amount of oxygen needed at the end of physical activity to break down any lactic acid is known as oxygen debt.

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Q

The air we breathe in is?

A

20% oxygen and 0.4% carbon dioxide

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Q

The air we breathe out is?

A

16% oxygen and 4% carbon dioxide

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