Question

where Oxygen exit from blood?how​

Answer 1

Explanation:

The exchange takes place in the million of alveoli in the lungs and the capillaries that envelop them

inhale oxygen moves from the alveoli to the blood in the capillaries and carbon dioxide moves from the blood in the capillaries to the air in the alveoli

Answer 2

carbon dioxide passes from the blood into the alveoli and is then exhaled. Oxygenated blood travels from lungs through the pulmonary veins and into the left side of the heart, which pumps the blood to the rest of the body