the respiratory system is the system rensponsible for the exchange of_______to______
in the blood to be used by the cells.
As you inhale,air enters the
_________and it passes through the nasal cavity,_____
larynx______,bronchial tube,
bronchioles___________.
Answers & Comments
Answer:
1.) Carbon Dioxide
2.) Oxygen
3.) Nostrils
4.) Pharynx
5.) Alveoli