The pectoralis major muscle inserts on the greater tubercle of the humerus. When it contracts, it produces
A) medial rotation.
B) adduction.
C) flexion.
D) both A and C
E) A, B, and C

Question

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The Answer of The pectoralis major muscle inserts on the greater tubercle of the humerus. When it contracts, it produces
A) medial rotation.
B) adduction.
C) flexion.
D) both A and C
E) A, B, and C

The Pectoralis Major Muscle Inserts on the Greater Tubercle of the Humerus