Asked by Chelsey Voegele on May 19, 2024
Verified
Which muscle causes lateral rotation of the shoulder?
A) teres major
B) pectoralis major
C) teres minor
D) subscapularis
Lateral Rotation
The outward rotation of a limb or an organ around its axis, moving away from the midline of the body.
Teres Minor
A muscle of the rotator cuff that helps in the rotation and adduction of the arm.
Pectoralis Major
A large muscle in the chest that, when contracted, causes the arm to move across the body.
- Attain a clear understanding of the roles played by various muscles in activities such as flexion, extension, abduction, and adduction.
- Estimate the significance of various muscle groups in the upper limb for certain activities.
Verified Answer
LJ
Lynette JonesMay 26, 2024
Final Answer :
C
Explanation :
The teres minor muscle is responsible for lateral (external) rotation of the shoulder. The other muscles listed do not have this specific function.
Learning Objectives
- Attain a clear understanding of the roles played by various muscles in activities such as flexion, extension, abduction, and adduction.
- Estimate the significance of various muscle groups in the upper limb for certain activities.