All the muscles are used to abduct the shoulder except –
Correct Answer: Pectoralis major
Description: Muscles responsible for abduction of the shoulder joint
- Supraspinatus- first 15 degrees of abduction
- Deltoid (Acromial fibers)- it is responsible for abduction from 15 to 90 degrees.
- Trapezius and serratus anterior- They are responsible for upward rotation of the glenoid cavity.
Category:
Anatomy
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