Which of the Following Best Describes the Ventilation/perfusion Ratio

Multiple Choice

Which of the following best describes the ventilation/perfusion ratio?

A) The ability of the red blood cells to offload oxygen to the cells of the body
B) The amount of blood and the pressure at which it carries oxygen throughout the body
C) The amount of air that is moved into and out of the lungs in 1 minute
D) The ability of the body to exchange gases across the alveolar capillary membrane