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Question
Which of the following are accessory muscles of expiration?I. Rectus abdominis
II. Transverse abdominis
III. Internal intercostals
IV. Pectoralis major
a. I. II, and III only
b. I and II only
c. II, III, and IV only
d. I, II, III, and IV only
Answer
This answer is hidden. It contains 361 characters.
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