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13 Cards in this Set

  • Front
  • Back
what are the cutaneous nerves of the back a part of
they are terminations of the dorsal rami of spinal nerves
what do the cutaneous nerves of the spinal nerves divide into
medial and lateral branches
what do the medial and lateral branches of the cutaneous nerves of the back supply
skin and true musculature of the back
what do the dorsal and ventral spinal roots become
spinal nerve which divides into dorsal and ventral rami
trapezius action
elevates, retracts and rotates scapula
latissimus dorsi action
extends, adducts, and medially rotates humerus
levator scapulae muscle action
elevates scapula and tilts its glenoid cavity interiorly by rotating scapula
rhomboid major and minor muscle action
retract scapula and rotate it to depress glenoid cavity; fix scapula to thoracic wall
what is the trapezius innervated by
spinal accessory nerve and 3rd and fourth cervical nerves
what is under the trapezius
spinal accessory nerve and transverse cervical artery
what does the transverse cervical artery divide into
superficial and deep branches
what stuff is deep to the rhomboids
dorsal scapular nerve and the deep branch of the transverse cervical artery are along the vertebral border of the scapula deep to the rhomboids
where is the serratus anterior attached?
underneath the latissimus dorsi muscle, attached to the inferior angle of the scapula