Rotator cuff muscles Flashcards
Arm abduction
1
Q
What innervates the supraspinatus muscle??
A
Suprascapular nerve
2
Q
What innervates the deltoid muscle?
A
Axillary nerve
3
Q
What innervates the trapezius muscle?
A
Accessory nerve
4
Q
What innervates the serratus anterior muscle?
A
Long Thoracic nerve
5
Q
0-15 degree arm abduction?
A
Supraspinatus
6
Q
15-100 degree arm abduction?
A
Deltoid
7
Q
> 90 degree arm abduction?
A
Trapezius
8
Q
> 100 degree arm abduction?
A
Serratus anterior