1rotator cuff muscles
S - supraspinatus
I - infraspinatus
T - teres minor
S - subscapularis
2trapezius medial attachment
- external occipital protuberance
- superior nuchal line
- ligamentum nuchae
- SP C7-T12
3trapezius lateral attachment
- lateral 1/3 of clavicle
- spine of scapula
- acromion process of scapula
4latissimus dorsi medial attachment
- thoracolumbar fascia
- sacrum
- iliac crest
- ribs 10-12
- SP T7-L5
5latissimus dorsi lateral attachment
- intertubercular sulcus of humerus
6rhomboid major medial attachment
- SP T2-T5
7rhomboid major lateral attachment
- medial border of scapula below spine
8rhomboid minor medial attachment
- SP C7-T1
- lower portion of ligamentum nuchae
9rhomboid minor lateral attachment
- medial border of scapula at spine
10supraspinatus medial attachment
- supraspinous fossa of scapula
11supraspinatus lateral attachment
- greater tubercle of humerus
12infraspinatus medial attachment
- infraspinous fossa of scapula
13infraspinatus lateral attachment
- greater tubercle of humerus
14teres minor medial attachment
- lateral border of scapula
15teres minor lateral attachment
- greater tubercle of humerus
16subscapularis medial attachment
- subscapular fossa of scapula
17subscapularis lateral attachment
- lesser tubercle of humerus
18pectoralis major medial attachment
- medial 1/2 of clavicle
- anterior surface of sternum
- first 7 costal cartilages
- aponeurosis of external oblique
19pectoralis major lateral attachment
- lateral lip of intertubercular sulcus of humerus
20pectoralis minor medial attachment
- ribs 3-5
- deep fascia overlaying the related intercostal spaces
21pectoralis minor lateral attachment
- coracoid process of scapula
22sternocleidomastoid superior attachment
- mastoid process
- lateral 1/2 of superior nuchal line
23sternocleidomastoid inferior attachment
- manubrium of sternum (sternal head)
- medial 1/3 of clavicle (clavicular head)
24rectus abdominis superior attachment
- xiphoid process
- costal cartilages 5-7
25rectus abdominis inferior attachment
- pubic symphysis
- pubic crest