Regarding the Relationships Between the Rates of Oxygen Consumption/carbon Dioxide

Multiple Choice

Regarding the relationships between the rates of oxygen consumption/carbon dioxide production and alveolar ventilation,which of these statements is TRUE?

A) Increased ventilation without a similar increase in metabolism is called hypoventilation.
B) In hypoventilation,alveolar PCO₂ decreases below resting levels.
C) In hyperventilation,alveolar PCO₂ can decrease to zero.
D) A decrease in metabolism without a similar decrease in alveolar ventilation would result in hyperventilation.
E) An increase in ventilation with a matching increase in metabolism is called hyperventilation.