Question

Which parts of the respiratory system separates oxygen from the air to be passed through the rest of the body

A. 2

B. 3

C. 1

D. 5

E. 4

Answer 1

Answer: 5. Alveoli

Explanation: The alveoli (I hope that's what 5 is pointing at) is where air exchange between oxygen and carbon dioxide happens in the body. The oxygen is then spread throughout the rest of the body via capillaries.

Answer 2

I think, The answer is D 5 the lungs