Multiple Choice
Which is an action of the trapezius?
A) protraction (abduction) of the scapula at the scapulocostal joint
B) elevation of the scapula at the scapulocostal joint
C) flexion of the arm at the glenohumeral joint
D) extension of the arm at the glenohumeral joint
Correct Answer:

Verified
Correct Answer:
Verified
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