Glenohumeral joint muscles Flashcards
1
Q
flexion of the humerus:
A
- pectoralis minor (clavicular head)
- deltoid (clavicular part)
- biceps (short head)
- coracobrachialis
2
Q
Extension of the humerus:
A
- posterior fibers of the deltoid
- latissimus dorsi
- teres major
3
Q
aBduction of the humerus:
A
- middle fibers of the deltoid
- supraspinatus
4
Q
aDDuction of the humerus:
A
- pec major (sternocostal part)
- latissimus dorsi
- teres major
5
Q
lateral rotation of scapula in aBduction:
A
- posterior fibers of the deltoid
- infraspinatus
- teres minor
6
Q
medial rotation of scapula in aDDuction:
A
- pec major
- latissimus dorsi
- deltoid (clavicular part)
- teres major
- subscapularis
7
Q
Pectoralis major innervation:
A
-medial and lateral nerves (C6-T1)
8
Q
Deltoid innervation:
A
-Axillary (C5 - 6)
9
Q
Biceps innervation:
A
-musculocutaneous (C5-6)
10
Q
Coracobrachialis innervation:
A
-musculocutaneous (C5-6)
11
Q
Teres major innervation:
A
-lower subscapular (C6)
12
Q
supraspinatus innervation:
A
-suprascuplar nerve (C5)
13
Q
infraspinatus innervation:
A
-suprascapular nerve (C5)
14
Q
Teres minor innervation:
A
-axillary (C6)
15
Q
subscapularis innervation:
A
-upper and lower subscapular (C5, 6)
