Musculature guide Flashcards
(59 cards)
Latissimus Dorsi Innervation
thoracodorsal nerve, ventral rami C6-C8
obliquus capitis superior action
lateral flexion of head; bilaterally extends head
rectus capitis lateralis action
laterally flex the head to ipsilateral side
rhomboid minor innervation
dorsal scapular nerve, ventral ramus c5 and c4
splenius capitis action
laterally flex head & rotate face to side; bilaterally extend head
Trapezius Innervation
spinal accessory nerve, C1-C5 cord levels
splenius cervicis innervation
dorsal rami c5-c7
rectus capitis posterior minor action
extends head
longus colli action
flexion and extension of neck; rotation to the contralateral side
iliocostalis cervicis innervation
dorsal rami t1, t2 and rarely c8
longissimus cervicis innervation
dorsal rami c4-c8, t1, t2
spinalis thoracis innervation
dorsal rami T and upper L
Spinalis Cervicis innervation
dorsal rami C
semispinalis capitis action
turns face to side; bilaterally extends head (neck inadvertently)
longissimus capitis innervation
dorsal rami c1-c3, sometimes c4
semispinalis cervicis innervation
dorsal rami c6-c8
rectus capitis posterior major action
turns face to side; bilaterally extends head
spinalis capitis innervation
dorsal rami lower c and upper t
spinalis cervicis action
lateral flexion and rotation of C spine; bilaterally extend neck
serratus posterior inferior innervation
intercostal nerves, ventral rami t9-t11
subcostal nerve, ventral ramus t12
semispinalis capitis innervation
dorsal rami c1-c6
iliocostalis lumborum action
extension, lateral flexion, rotation of L spine; lateral movement of pelvis
quadratus lumborum innervation
ventral rami t12, l1-l3 or l4
spinalis thoracis action
extend T spine