what important activity takes place in the lungs?a.food is digested,b.oxygen is exchange for carbon dioxide,c.liquid waste is filtered from the blood,D.the trachea is exchange for the larynx
The main function of the lungs is the process of gas exchange called respiration (or breathing). In respiration, oxygen from incoming air enters the blood, and carbon dioxide, a waste gas from the metabolism, leaves the blood.
Answers & Comments
Answer:
B.
Explanation:
The main function of the lungs is the process of gas exchange called respiration (or breathing). In respiration, oxygen from incoming air enters the blood, and carbon dioxide, a waste gas from the metabolism, leaves the blood.