Origin:  External occipital protuberance, C2-T12 spinus process, nuchal ligament

Insertion:  Spine of scapula, clavicle, acromion

Innervation:  CNXI - spinal accessory nerve

Blood supply:  Transverse cervical artery

Origin:  Thoracolumnar fascia, T7-T12 spinus processes, iliac crest

Insertion:  Floor of the intertubercular groove of the humerus

Innervation:  Thoracodorsal nerve (of subscapular)

Blood supply:  Thoracodorsal artery

Origin:  Posterior tubercule of the transverse processes of C1 to C4

Insertion:  Superior angle of the medial border of the scapula

Innervation:  Dorsal scapular nerve (C5) and C3/C4

Blood supply:  Dorsal scapular artery

Origin:  C7-T1 spinus process

Insertion:  Medial boarder of scapula

Innervation:  Dorsal scapular nerve

Blood supply:  Dorsal scapular artery

Origin:  T2-T5 spinus process

Insertion:  Medial boarder of scapula

Innervation:  Dorsal scapular nerve

Blood supply:  Dorsal scapular artery

Origin:  C7 to T3 Spinus process (two above)

Insertion:  Ribs 2 through 5

Innervation:  Intercostal nerves 2-5

Blood supply:  Intercostal arteries 2-5

Origin:  T11-L3 spinus process (three below)

Insertion:  Ribs 8-12

Innervation:  Intercostal nerves 8-12

Blood supply:  Intercostal arteries 8-12

Origin:  C7-T3 spinus process

Insertion:  Mastoid process of temporal bone and occipital bone

Innervation:  Dorsal rami of C1-T1

Blood supply:  Occipital artery

Origin:  T3-T6 Spinus process

Insertion:  Posterior tubercles of transverse processes of C1-C3

Innervation: 

Blood Supply:

Origin:  Transverse processes of C7 to T7

Insertion:  Space between inferior and superior nuchal lines

Innervation:  Greater occipital nerve

Blood supply:

Origin:  T1-T6 Transverse processes

Insertion:  C1-C5 Spinus processes

Innervation:  Greater occipital nerve

Origin:  Spinus process of C2

Insertion:  Transverse process of C1

Innervation:  Suboccipital nerve (dorsal rami of C1)

Origin:  Tubercle of posterior arch of C1 atlas (spinus process)

Insertion:  Medial third of inferior nuchal line

Innervation:  Suboccipital nerve (C1 dorsal rami)

Origin:  Tubercle of lateral maases of C1 (transverse process)

Insertion:  Lateral third of inferior nuchal line

Innervation:  Suboccipital (C1 dorsal ramus)

Origin:  C2 spinus process

Insertion:  Tubercle of lateral mass of C1 (transverse process)

Innervation:  Suboccipital nerve (C1 dorsal ramus)

Origin:  Clavicle, sternum, costal cartilidges

Insertion:  Lateral tip of intertubercular groove of humerus

Innervation:  Lateral and medial pectoral nerves

Origin:  Ribs 3-5

Insertion:  Coracoid process of the scapula

Innervation:  Medial pectoral nerve

Origin:  Junction of 1st rib and its costal cartilidge

Insertion:  Inferior surface of clavicle

Innervation:  Nerve to the subclavius (C5)

Origin:  Spine of scapula, clavicle, acromion

Insertion:  Deltoid tuberocity of the humerus

Innervation:  Axillary nerve (C5 / C6)

Blood supply:  Posterior humeral circumflex artery

Origin:  Supraspinatus fossa of the scapula

Insertion:  Superior facet of greater tubercle of humerus

Innervation:  Suprascapular nerve

Origin:  Infraspinous fossa of scapula

Insertion:  Middle facet of greater tubercle of humerus

Innervation:  Suprascapular nerve

Teres Minor

(Minor wraps posterior to humerus, major wraps anterior to humerus)

Origin:  Lateral border of scapula (posterior side)

Insertion:  Inferior facet of greater tubercle of humerus

Innervation:  axillary nerve

Teres Major

(Major wraps anterior to humerus, minor wraps posterior to humerus)

Origin:  Inferior angle of scapula (along lateral border)

Insertion:  Medial lip of intertubercular groove of humerus

Innervation:  Lower subscapular nerve