Respiratory System - an overview

respiratory system Through breathing, inhalation and exhalation, the respiratory system facilitates the exchange of gases between the air and the blood and between

How does the respiratory system work? There are two phases of breathing: in and out As a person inhales, the diaphragm contracts and moves excretory system The respiratory system includes the inhalation of air, which is then channeled into the alveoli of the lungs to deliver oxygen to the circulatory system, and