Which of the Following Pressures Vary Throughout the Normal Breathing

question 37

Multiple Choice

Which of the following pressures vary throughout the normal breathing cycle?
1) Alveolar pressure (P_alv)
2) Body surface pressure (P_bs)
3) Mouth pressure (P_ao)
4) Pleural pressure (P_pl)

• A)1, 2, 3, and 4
• B)2, 3, and 4 only
• C)2 and 4 only
• D)1 and 4 only

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