Asked by Elizabeth Martinez on May 07, 2024
Verified
All of the following muscles are involved with adduction of the shoulder EXCEPT ________.
A) supraspinatus
B) pectoralis major
C) teres major
D) coracobrachialis
Adduction
The movement of a limb or body part toward the midline of the body.
Supraspinatus
A muscle located in the shoulder, responsible for horizontal arm abduction and stabilizing the shoulder joint.
Coracobrachialis
A muscle in the upper arm that acts to flex and adduct the arm at the shoulder joint.
- Familiarize oneself with the responsibilities of different muscles in performing movements such as flexion, extension, abduction, and adduction.
- Acknowledge the muscles facilitating the mobility and firmness of essential joints, namely the shoulder, elbow, wrist, and thumb.
Verified Answer
DJ
Debbie Jarrett-SlatteryMay 13, 2024
Final Answer :
A
Explanation :
The supraspinatus muscle is mainly involved with abduction of the shoulder, not adduction. The other three muscles listed (pectoralis major, teres major, and coracobrachialis) are all involved with adduction of the shoulder.
Learning Objectives
- Familiarize oneself with the responsibilities of different muscles in performing movements such as flexion, extension, abduction, and adduction.
- Acknowledge the muscles facilitating the mobility and firmness of essential joints, namely the shoulder, elbow, wrist, and thumb.