Spine Flashcards
What are the superficial muscles of the spine?
Trapezius
Rhomboid major and minor
Latissmus dorsi
Levatus scapularis
What are the intermediate muscles of the spine?
Serratus posterior superior and inferior
What are the deep muscles of the spine?
Erector spinal muscles
What is the origin and insertion of the trapezius?
Origin: spinous process to T12
Insertion: occiput and spine of scapula
What is the innervation of trapezius?
Accessory nerve CNIX
What is the function of trapezius?
Elevates and depresses scapula
Retracts scapula
What is the origin and insertion of latissimus dorsi?
Origin: Spinous processes and pelvis
Insertions: Humerus
What is the innervation of latissmus dorsi?
C6/C7/C8
What is the function of latissmus dorsi?
Adducts, extends and internally rotates the humerus