Question

What happens to your chest who you breath in and breath out air? ​

Answer 1

Answer:

when you inhale (breathe in) air enters your lungs and oxygen from the air moves from your lungs to your blood at the same time .carbon dioxide ,a waste gas, moves from your blood to the lungs and exhaled (breathe out)

Answer 2

Answer:

here you go

Explanation:

Your lungs are a pair of organs in your chest. ... When you inhale (breathe in), air enters your lungs and oxygen from the air moves from your lungs to your blood. At the same time, carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathe out).