How Does Expired Air Compare with Inspired Air

question 61

Multiple Choice

How does expired air compare with inspired air?

• A) Expired air contains less oxygen but more carbon dioxide.
• B) Expired air contains less oxygen and less carbon dioxide.
• C) Expired air contains more oxygen and more carbon dioxide.
• D) Expired air contains more oxygen but less carbon dioxide.
• E) Expired and inspired air contain the same amount of oxygen and carbon dioxide.

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