The spinous processes of T2-T5 and intervening supraspinous ligament

Medial third of the superior nuchal line

External occipital protuberance of the occipital bone

Medial border of the scapula

The spinous processes of C7 to T1 and intervening supraspinous ligament

Lateral third of the clavical

Ligamentum nuchae

The spinous processes of C7-T12 and intervening supraspinous ligament

Medial third of the lateral border of the scapula

Posterior border of the medial third of the acromion

Medial border of the acromion

Posterior border of the lateral third of the clavicle

Medial border of the coracoid process

Lateral border of the acromion

Upper border of the crest of the spine of the scapula

Medial border of the acromion

Supraglenoid tubercle

Medial border of the spine of the scapula

Supraglenoid tubercle

Lateral border of the acromion

Tubercle on the inferior edge at the medial end of the spine of the scapula

Accessory nerve (XI)

Ventral rami of C3 and C4 via the brachial plexus

Medial nerve (C3, C4)

Ventral rami of C3 and C4 via the cervical plexus

Shoulder girdle medial rotation

Shoulder girdle elevation

Shoulder girdle depression

Shoulder girdle lateral rotation

Shoulder girdle retraction

Shoulder girdle protraction

Shoulder girdle retraction

Shoulder girdle elevationn

Shoulder girdle lateral rotation

Shoulder girdle protraction

Shoulder girdle depression

Shoulder girdle medial rotation

Shoulder girdle retraction

Shoulder girdle lateral rotation

Shoulder girdle elevation