Question 1
The student asks the healthcare professional to explain how pulmonary edema and pulmonary fibrosis cause hypoxemia. What description by the professional is best?
◦ Creates alveolar dead space
◦ Decreases the oxygen in inspired gas
◦ Creates a right-to-left shunt
◦ Impairs alveolocapillary membrane diffusion
Question 2
High altitudes may produce hypoxemia through which mechanism?
◦ Shunting
◦ Hypoventilation
◦ Decreased inspired oxygen
◦ Diffusion abnormalities