Multiple Choice QuestionCarbon dioxide diffuses from the ______ to the ______ during external respiration.Multiple choice question.blood; alveolar airalveolar air; blood
Question
Multiple Choice QuestionCarbon dioxide diffuses from the ______ to the ______ during external respiration.Multiple choice question.blood; alveolar airalveolar air; blood
Solution
The correct answer is "blood; alveolar air". During external respiration, carbon dioxide diffuses from the blood to the alveolar air. This process allows the body to expel carbon dioxide, a waste product of cellular respiration, out of the body during exhalation.
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