SHOULDER EXTERNAL ROTATORS Flashcards
1
Q
Shoulder External Rotators:
Muscles Involved (3)
A
Infraspinatus
Teres Minor
Deltoids
2
Q
O: Infraspinatus
A
Infraspinous fossa
3
Q
A: Infraspinatus
A
Externally rotates the arm
3
Q
O: Teres Minor
A
Upper 2/3 of lateral border of
scapula
3
Q
I: Infraspinatus
A
Greater tuberosity of humerus
4
Q
N: Infraspinatus
A
Suprascapular
5
Q
I: Teres Minor
A
Greater tuberosity of humerus
6
Q
N: Teres Minor
A
Axillary
7
Q
A: Teres Minor
A
Externally rotates the arm
8
Q
O: Deltoids
A
Lateral 3rd of clavicle,
acromion, spine of scapula
9
Q
I: Deltoids
A
Middle and lateral surface of
humeral shaft
10
Q
N: Deltoids
A
Axillary
11
Q
A: Deltoids
A
Abducts arm; AF can flex and IR arm; PF can extend and ER
