Question

Is this statement true or false? In the respiratory system, oxygen enters the mouth and nose, and travels down the trachea.

Answer 1

true

Step-by-step explanation:

it does go through the trachea good luck

Answer 2

True

you breathe oxygen through your nose/mouth then it travels down your trachea to your lungs through your heart into your bloodstream to everywhere else in your body.

I hope this helps

Step-by-step explanation: