試題詳解

6. About the respiration system, which of the following statement is TRUE?
(A) Alveoli is the place where gas exchange occurs
(B) In the capillaries of alveoll, CO₂ diffuses into the blood and O₂ diffuses into the air
(C)During inhalation, Iung volume increases as the rib muscle contracts and diaphragm m relaxes
(D) The breathing control center is located in the hypothalamus