This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Shoulder and arm injuries, Subject name: Orthopaedics
Most common muscle damaged in rotator cuff 
Select and explain. 
A. Supraspinatus muscle, B. Infraspinatus muscle, C. Subscapularis muscle, D. Teres minor muscle
A: Supraspinatus muscle
Answer: A: Supraspinatus muscle 
Explanation: The tendons of the rotator cuff, not the muscle are most commonly involved and of the four the supraspinatus is affected most frequently as it passes below the acromian/ Refer maheswari 9th ed