Unit 3 nerve functions Flashcards
Dorsal root c2
sensory
ventral root c2 (origin)
motor
dorsal ramus C2 (origin)
sensory
motor
postsymp
ventral ramus C2 (immediately distal to gray ramus)
sensory
motor
postsymp
dorsal root c8
sensory
ventral root c8
motor
dorsal ramus c8 (origin)
sensory
motor
postsymp
ventral ramus c8 (immediately distal to gray ramus)
sensory
motor
postsymp
dorsal root T1
sensory
ventral root T1
motor
presymp
dorsal ramus T1 (origin)
sensory
motor
postsymp
ventral ramus T1 (immediately distal to gray ramus)
sensory
motor
postsymp
greater occipital n (origin)
sensory
motor
postsymp
Transverse cervical n (origin)
sensory
postsymp
inferior root of ansa cervicalis (origin)
sensory
motor
postsymp
phrenic n (origin)
sensory
motor
postsymp
oculomotor n (origin from brainstem)
Motor
prepara
oculomotor n (as it enters orbit from SOF)
sensory
motor
postsymp
prepara
oculomotor n, superior ramus (origin in orbit)
sensory
motor
postsymp
oculomotor n, inferior ramus (origin in orbit)
sensory
motor
postsymp
prepara
trochlear n (origin from brainstem)
motor
trochlear n (enters orbit from SOF)
sensory
motor
postsymp
trigeminal n (origin from brainstem)
sensory
motor
ophthalmic n (as it enters SOF)
sensory
postsymp
ophthalmic, frontal n (origin)
sensory
postysymp
ophthalmic n, lacrimal n (origin)
Sensory
postsymp
ophthalmic n (lacrimal n (as it enters lacrimal gland)
sensory
postsymp
postpara
ophthalmic, nasociliary n (origin)
sensory
postsymp