Identify the true statement regarding gas concentrations in the pulmonary system.
A. The oxygen concentration of inspired air is higher than that of alveolar air.
B. Blood in the pulmonary veins is high in carbon dioxide.
C. Blood in the pulmonary veins is low in oxygen.
D. All of the choices are correct.
Answer: A
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Answer the following statement true (T) or false (F)
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