試題詳解

7. Which of the following statement is TRUE about respiration?
(A) Alveoli is the place where gas exchange occurs
(B) In the capillaries of alveoli, CO₂ diffuses into the blood and O₂ diffuses into the
(C) During inhalation, lung volume increases as the rib muscle contracts and diaphragm relaxes
(D) The breathing control center is located in the hypothalamus