CN V Flashcards
3 nerves of the ophthalmic division
- frontal
- lacrimal
- nasocilliary
branches of the frontal nerve
- supraorbital nerve
2. supratrochlear nerve
branches of the lacrimal nerve
none
branches of the nasociliary nerve
- posterior ethmoid n
- anterior ethmoid n
2a. external nasal n - infratrochlear n
- long ciliary nn (2-4 branches)
- short ciliary nn (8-12 branches), via ciliary ganglion
supraorbital nerve:
- nucleus/ganglion type
- function
- branch of what nerve
supraorbital nerve: LATERAL
- sensory
- frontal sinus and skin superior to lateral orbit, including lateral upper eyelid
- branch of frontal nerve
supratrochlear nerve:
- nucleus/ganglion type
- function
- branch of what nerve
supratrochlear nerve: MEDIAL
- sensory
- frontal sinus and skin superior to medial orbit, including medial upper eyelid
- branch of frontal nerve
lacrimal nerve
- nucleus/ganglion type
- function
- branch of what nerve
- parasympathetic function
lacrimal nerve
- sensory
- conjunctiva, lacrimal gland, skin of upper eyelid
- lacrimal nerve, no branches
- parasympathetic function: communicates with zygomatic nerve of V2, parasympathetic “hitch hikers”
posterior ethmoid nerve:
- nucleus/ganglion type
- function
- branch of what nerve
posterior ethmoid nerve
- sensory
- ethmoid and sphenoid sinuses
- branch of nasociliary n
anterior ethmoid nerve:
- nucleus/ganglion type
- function
- branch of what nerve
anterior ethmoid nerve
- sensory
- ethmoid sinus and nasal cavity
- branch of nasociliary
external nasal nerve:
- nucleus/ganglion type
- function
- branch of what nerve
external nasal nerve
- sensory
- skin at apex of nose
- branch of ethmoid nerve, which is a branch of the nasociliary nerve
infratrochlear nerve:
- nucleus/ganglion type
- function
- branch of what nerve
infratrochlear nerve
- sensory
- conjunctiva, lacrimal structures and skin of bridge of nose and eyelids
- branch of nasociliary
long ciliary nn:
- nucleus/ganglion type
- function
- branch of what nerve
long ciliary nn
- sensory
- sclera and cornea
- branch of nasociliary
short ciliary nn, via ciliary ganglion
- nucleus/ganglion type
- function
- branch of what nerve
short ciliary nn, via ciliary ganglion
- sensory
- ciliary body and iris
- branch of nasociliary
what do the 3 branches of V1 pass through immediately after leaving the trigeminal ganglion?
superior orbital fissure
what foramen does the lacrimal nerve pass through
none
what does the superior cervical ganglia pass through before arriving at the long ciliary nn?
carotid canal
which is more superior, supratrochlear or supraorbital nerve?
supraorbital
8 nerves of the maxillary division (V2)
- posterior superior alveolar n
- infraorbital n
- zygomatic n
- ganglionic branches
- pharyngeal n
- nasopalatine n
- greater (anterior) palatine n
- lesser (posterior) palatine n
branches of the infraorbital nerve of V2
- middle superior alveolar n
- anterior superior alveolar n
- nasal nn
- palpebrae n
- superior labial n
branches of zygomatic nerve of V2
- communication to lacrimal n
- zygomaticofacial n
- zygomaticotemporal n
posterior superior alveolar
- ganglion type
- function
posterior superior alveolar n
- sensory
- maxillary sinus, buccal gingiva along maxillary molars, maxillary molars
middle superior alveolar n
- nucleus/ganglion type
- function
- branch of what nerve
middle superior alveolar n
- sensory
- maxillary sinus, maxillary premolars
- branch of infraorbital nerve
anterior superior alveolar nerve
- nucleus/ganglion type
- function
- branch of what nerve
anterior superior alveolar nerve
- sensory
- maxillary sinus, maxillary central incisor, lateral incisor and canine
- branch of infraorbital nerve
nasal nn
- nucleus/ganglion type
- function
- branch of what nerve
nasal nn
- sensory
- nasal cavity, nasal septum
- branch of infraorbital nerve
palpebrae n
- nucleus/ganglion type
- function
- branch of what nerve
palpebrae nerve
- sensory
- skin of lower eyelid
- branch of infraorbital
superior labial nerve
- nucleus/ganglion type
- function
- branch of what nerve
superior labial nerve
- sensory
- skin of upper lip
- branch of infraorbital nerve