Which of the Following Muscles Increases the Volume of the Thorax

question 97

Multiple Choice

Which of the following muscles increases the volume of the thorax during a normal inhalation? (1) diaphragm
(2) external intercostals
(3) internal intercostals
(4) rectus abdominis

• A)1,2
• B)1,3
• C)2,3
• D)2,4
• E)3,4

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