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Questions and Answers
Which muscle compresses the abdominal cavity, pushes the diaphragm up, and pushes air out of the lungs?
Which muscle compresses the abdominal cavity, pushes the diaphragm up, and pushes air out of the lungs?
- Pectoralis major
- Subclavius
- Abdominal muscles (correct)
- Pectoralis minor
What is the primary function of the extrinsic muscles mentioned in the text?
What is the primary function of the extrinsic muscles mentioned in the text?
- Movement of the rib cage
- Flexion of the spine
- Respiration
- Movement of the pectoral girdle (correct)
Which muscle pulls the ribs downward and inward during expiration?
Which muscle pulls the ribs downward and inward during expiration?
- Serratus anterior
- Internal intercostal muscles (correct)
- Pectoralis minor
- Pectoralis major
What is the function of the serratus anterior muscle?
What is the function of the serratus anterior muscle?
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Which muscle is NOT part of the anterior axioappendicular muscles as mentioned in the text?
Which muscle is NOT part of the anterior axioappendicular muscles as mentioned in the text?
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What is the attachment point for the subclavius muscle as mentioned in the text?
What is the attachment point for the subclavius muscle as mentioned in the text?
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In what situation are expiratory muscles used according to the text?
In what situation are expiratory muscles used according to the text?
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