Question

The respiratory system complete the crossword puzzle one of two places where air enters your body.

Answer 1

one of the two places where air enters your body. water vapor. when we exhale we ... you do this when you don't get enough oxygen to your blood .... Respiratory System Crossword.
If something gets in your trachea or bronchi, your body does this to clear the passageway. Your body forces youto do this if your brain thinks you're not getting enough oxygen. This prevents food from going down your trachea(windpipe). ... Air sacs inside lungs which help put oxygen into the bloodstream.