Question

What are the functions of the respiratory system? ​

Answer 1

Answer:

There are five functions of the respiratory system.

Gas Exchange – oxygen and carbon dioxide.

Breathing – movement of air.

Sound Production.

Olfactory Assistance – sense of smell.

Protection – from dust and microbes entering body through mucus production, cilia, and coughing.

Answer 2

Answer:

inhalation and exhalation of oxygen to body