Upper Posterior Muscles Flashcards
Splenius Capitis- N
N-cervical spinal nerves
muscle along the midline of the back
erector spinae
Trapezius O, I, N
O-occipital bone, ligamentum nuchae, spinous processes of C7-T12
I-spine of aromion of scapula, lateral 1/3 of clavicle
N-Accessory Nerve, spinal nerves C3-C4
Levator scapulae O, I, N
O-Transverse processes of C1-C4
I- Superior vertebral border of scapula
N-Spinal Nerves C3-C5 (C5 via the dorsal scapular nerve)
Rhomboideus Major O, I, N
O-Spinous Processes of T2-T5
I-Medial boarder of scapula from spine to inferior angle
N- Spinal Nerve C5 (via dorsal scapular nerve)
Rhomboideus Minor O, I, N
O-Spinous processes of C7-T1
I- Medial boarder of scapula, superior of rhomboideus major
N- Spinal Nerve C5 (via dorsal scapular nerve)
Supraspinatus O, I, N
O-supraspinous fossa of scapula
I- greater tubercle of humerus
N- suprascapular nerve
infraspinatus O, I, N
O-infraspinious fossa of scapula
I-greater tubercle of the humerus
N-suprascapular nerve
subscapularis O, I, N
O- subscapular fossa of scapula
I- lesser tubercle of humerus
N-subscapular nerve
Teres Minor O, I, N
O- Lateral scapular border
I- greater tubercle of humerus
N- Axillary Nerve
Teres Major O, I, N
O- inferior angle of scapula
I- intertubercular groove of humerus
N-subscapular nerve
Latissimus dorsi O, I, N
O- Spines of T7-T12, L1-L5, ribs 8-12, iliac crest, and thoracolumbar fascia
I- intertubercular groove of humerus
N-Thoracodorsal Nerve (C6-C8)
