Question

9. Air enters the lungs
when
O Diaphragm is lowered
O Diaphragm is pushed upwards ODiaphragm remains at its place
O None of these​

Answer 1

Answer:

diaphragm is pushed upwards

Explanation:

have. a great weekend

Answer 2

Answer:

HERE IS YOUR ANSWER...

9. Air enters the lungs when

O Diaphragm is lowered ..

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