Question

7. The air we inhale will enters this
CASNAL ACUTTI​

Answer 1

Answer:

When you breathe in (inhale), aircontaining oxygen enters your windpipe, passes through the bronchi and eventually reaches the air sacs. These air sacs, called alveoli, are responsible for gas exchange. They look a bit like grapes at the end of the bronchial branches.

Explanation:

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Answer 2

Answer:

you breathe in (inhale), air containing oxygen enters your windpipe, passes through the bronchi and eventually reaches the air sacs. These air sacs, called alveoli, are responsible for gas exchange. They look a bit like grapes at the end of the bronchial branches.

Explanation:

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