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Questions and Answers
What is the angle of the clavicle in the anatomic position?
What is the angle of the clavicle in the anatomic position?
- Approximately 20 degrees anterior to the frontal plane
- Approximately 20 degrees posterior to the frontal plane (correct)
- Approximately 20 degrees lateral to the frontal plane
- Approximately 20 degrees medial to the frontal plane
What is the third kinematic principle of abduction?
What is the third kinematic principle of abduction?
- The clavicle rotates at the SC joint during full shoulder abduction
- The humerus rotates at the GH joint during full shoulder abduction
- The scapula elevates at the AC joint during full shoulder abduction
- The clavicle retracts at the SC joint during full shoulder abduction (correct)
How much does the clavicle retract during shoulder abduction?
How much does the clavicle retract during shoulder abduction?
- About 5-10 degrees
- About 10-15 degrees
- About 15-20 degrees (correct)
- About 20-25 degrees
Which plane of shoulder abduction results in the greatest clavicle retraction?
Which plane of shoulder abduction results in the greatest clavicle retraction?
What is the approximate angle of the clavicle in the frontal plane during shoulder abduction?
What is the approximate angle of the clavicle in the frontal plane during shoulder abduction?
What is the primary role of the clavicle during shoulder abduction?
What is the primary role of the clavicle during shoulder abduction?
What is the SC joint?
What is the SC joint?
What is the GH joint?
What is the GH joint?
What is the AC joint?
What is the AC joint?
What is the position of the clavicle in the anatomic position?
What is the position of the clavicle in the anatomic position?
What is the position of the clavicle during shoulder abduction?
What is the position of the clavicle during shoulder abduction?
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