At the lungs

A) both oxygen and carbon dioxide diffuse from the blood into the alveoli
B) oxygen diffuses into the blood and carbon dioxide diffuses into the alveoli
C) carbon dioxide diffuses into the blood and oxygen diffuses into the alveoli
D) both oxygen and carbon dioxide diffuse from the alveoli into the blood


Answer: B) oxygen diffuses into the blood and carbon dioxide diffuses into the alveoli

Anatomy & Physiology

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