The Ultimate Function of Motion at the Scapulothoracic Joint Is

question 12

Multiple Choice

The ultimate function of motion at the scapulothoracic joint is to:

• A) Orient the glenoid fossa for optimal contact with the humeral head when maneuvering the arm.
• B) Provide downward rotation during shoulder girdle elevation.
• C) Decrease stability at the acromioclavicular (AC)and sternoclavicular (SC)joints.
• D) Work independent of the glenohumeral (GH)motion.

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