Question

What process takes place at the boundary between the capillaries and the alveoli?

AIR
Bronchiole
Alveoll
Small blood
vessels (capillaries)

A. An exchange of blood and lymph between the circulatory and
lymphatic systems

B. An exchange of oxygen and carbon dioxide between the
circulatory and respiratory systems

C. Reabsorption of water into the circulatory system from the
excretory system

D. An exchange of air between the circulatory and respiratory
systems

Answer 1

answer is b i think so he is correct

Answer 2

B because aveoli are part of the lung Branch and capillaries take in the oxygen with blood?

Explanation: my guess since carbon dioxide also needs to be excreted out of lungs.