Question

What is main idea of the poem of respiratory

Answer 1

The respiratory system is a system the body uses to get oxygen from the air. The oxygen gives cells the applicator to produce the energy they need to live. Air enters the respiratory system through mouth and nose and it travels down to trachea and Bronchial tubes to lungs . Inside the lungs the air is sent to millions of air sacs called as alveoli. This alveoli pass the oxygen from the air into the bloodstream and also remove the carbon dioxide from the bloodstream to be exhaled back into the air .