Which best describes the process the respiratory system goes through to provide oxygen to the body? A.
Air travels in and down the trachea, through the bronchi, and into the alveoli where it is absorbed into the blood.

B.
Air travels in and down the bronchi, through the alveoli, and into the trachea where it is absorbed into the blood.

C.
Air travels in and down the alveoli, through the lungs, and into the bronchi where it is absorbed into the blood.

D.
Air travels in and down the lungs, through the alveoli, and into the trachea where it is absorbed into the blood.

The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where it picks up oxygen and gets rid of carbon dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to the rest of your body.

Explanation:The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where it picks up oxygen and gets rid of carbon dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to the rest of your body.