Pin Pointing Pain Upper Back

serratus_anterior_1.jpg

 

Anterior muscles
Serratus anterior pg 94
Origin - surfaces of upper eight or nine ribs
Insertion - anterior surface of medial border of the scapula
Movement - with origin fixed: abduct the scapula, depress the scapula, hold the medial border of the scapula against the rib cage.
Joint - scapulothoracic

 



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Posterior muscles

Scalene pg 253
Origin- transverse processes of second through seventh cervical vertebrae (posterior tubercles)
Insertion - first rib
Movement - unilaterally: with the ribs, fixed, laterally flex the head and neck to the same side, rotate the head and neck to the opposite side, elevate the ribs during inhalation

 

 

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Levator scapulae pg 92
Origin - transverse processes of first through fourth cervical vertebrae
Insertion - upper region of medial border and superior angle of scapula
Movement - unilaterallly: elevate the scapula, downwardly rotate the scapula, laterally flex the head and neck, rotate the head and neck to the same side. Bilaterally: extend the head and neck
Joint - scapulothoracic

 

 

 

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Supraspinatus pg 83
Origin
- supraspinous fossa of the scapula
Insertion - greater tubercle of the humerus
Movement - abduct the shoulder, stabilize head of humerus in glenoid cavity
Joint - glenohumeral

 

 

 

 

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Infraspinatus pg 83
Origin
-  infraspinous fossa of the scapula
Insertion - greater tubercle of the humerus
Movement - laterally rotate the shoulder, adduct the shoulder, extend the shoulder, horizontally abduct the shoulder, stabilize head of the humerus in glenoid cavity
Joint - glenohumeral

 

 

 

 

 

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Trapezius pg 77
Origin
- external occipital protuberance, medial portion of superior nuchal line of the occiput, ligamentum nuchae and spinous processes of C-7 through T - 12 
Insertion-  lateral one-third of clavicle, acromion and spine of the scapula
Movement -  unilaterally, laterally flex the head and neck to the same side, rotate the head and neck to the opposite side, elevate the scapula, upwardly rotate the scapula
Joint - scapulothoracic

 

 

 


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Rhomboids pg 90
Origin
-  major: spinous processes of T- 2 to T- 5, minor: spinous proesses of C - 7 to T - 1
Insertion - major: medial border of the scapula between the spine of the scapula and inferior angle
Movement - adduct the scapula, elevate the scapula, downwardly rotate the scapula
Joint - scapulothoracic

 

 


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Serratus posterior superior pg 222
Origin
- spinous processes of C-7 to T- 3
Insertion - posterior surface of second through fifth ribs
Movement - elevate the ribs during inhalation

 

 

 

 

 

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Latissimus dorsi pg 79
Origin- spinous processes of last six thoracic vertebrae, last three or four ribs, thoracolumbar aponeurosis and posterior iliac crest
Insertion - crest of the lesser tubercle of the humerus
Movement - extend the shoulder, adduct the shoulder, medially rotate the shoulder
Joint - glenohumeral

 

 

 


 

 Spinalis.png

Spinalis pg 203
Origin
- spinous processes of the upper lumbar and lower thoracic vertebrae (thoracis) ligmentum nuchae, spinous process of C - 7 (cervicis)
Insertion- spinous processes of upper thoracic (thoracis) spinous processes of cervicals, except- C- 1
Movement - unilaterally: laterally flex vertebral column to the same side, bilaterally; extend the vertebral column