Distal sites of innervation head and neck Flashcards
dorsal ramus C2 (at origin)
one or more muscles attaching to the cervical transverse process
ventral ramus C2 (distal to the gray ramus)
muscles to cervical transverse process
muscles to hyoid bone
skin of external ear
dorsal ramus C8 (at origin)
muscles to cervical transverse process
ventral ramus C8 (immediately distal to gray ramus)
muscles to cervical transverse process
dorsal root T1
muscles to cervical transverse process
ventral root T1
muscles to cervical transverse process
superior cervical ganglion
dorsal ramus T1 (at origin)
muscles to cervical transverse process
ventral ramus T1 (immediately distal to the gray ramus)
muscles to cervical transverse process
greater occipital nerve (at origin)
muscles to cervical transverse process
great auricular nerve (at origin)
skin of external ear
ansa cervicalis
muscles attaching to hyoid bone
phrenic nerve (at origin)
NOTHING
occulomotor nerve (at origin from brainstem)
ciliary ganglion
extraocular muscles
trochlear nerve (At origin from brainstem)
extraocular muscles
trochlear nerve (as it enters to orbit from SOF)
extraocular muscles
trigeminal nerve (at it’s origin from the brainstem)
skin of the forehead skin of the nose skin of the cheek skin of the upper lip skin of the lower lip skin of the chin skin of the external ear cornea mucosa of the nasal cavity mucosa of the oral cavity mucosa of the pharynx upper teeth lower teeth extraocular muscles muscles of mastication muscles of middle ear muscles of palate muscles of the tongue muscles to hyoid bone
opthalmic nerve (as it enters the SOF)
skin of the forehead skin of the nose cornea mucosa of nasal cavity extraocular muscles