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5221 > CN V > Flashcards

CN V Flashcards

1
Q

3 nerves of the ophthalmic division

A
  1. frontal
  2. lacrimal
  3. nasocilliary
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2
Q

branches of the frontal nerve

A
  1. supraorbital nerve

2. supratrochlear nerve

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3
Q

branches of the lacrimal nerve

A

none

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4
Q

branches of the nasociliary nerve

A
  1. posterior ethmoid n
  2. anterior ethmoid n
    2a. external nasal n
  3. infratrochlear n
  4. long ciliary nn (2-4 branches)
  5. short ciliary nn (8-12 branches), via ciliary ganglion
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5
Q

supraorbital nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

supraorbital nerve: LATERAL

  • sensory
  • frontal sinus and skin superior to lateral orbit, including lateral upper eyelid
  • branch of frontal nerve
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6
Q

supratrochlear nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

supratrochlear nerve: MEDIAL

  • sensory
  • frontal sinus and skin superior to medial orbit, including medial upper eyelid
  • branch of frontal nerve
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7
Q

lacrimal nerve

  • nucleus/ganglion type
  • function
  • branch of what nerve
  • parasympathetic function
A

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”
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8
Q

posterior ethmoid nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

posterior ethmoid nerve

  • sensory
  • ethmoid and sphenoid sinuses
  • branch of nasociliary n
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9
Q

anterior ethmoid nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

anterior ethmoid nerve

  • sensory
  • ethmoid sinus and nasal cavity
  • branch of nasociliary
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10
Q

external nasal nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

external nasal nerve

  • sensory
  • skin at apex of nose
  • branch of ethmoid nerve, which is a branch of the nasociliary nerve
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11
Q

infratrochlear nerve:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

infratrochlear nerve

  • sensory
  • conjunctiva, lacrimal structures and skin of bridge of nose and eyelids
  • branch of nasociliary
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12
Q

long ciliary nn:

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

long ciliary nn

  • sensory
  • sclera and cornea
  • branch of nasociliary
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13
Q

short ciliary nn, via ciliary ganglion

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

short ciliary nn, via ciliary ganglion

  • sensory
  • ciliary body and iris
  • branch of nasociliary
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14
Q

what do the 3 branches of V1 pass through immediately after leaving the trigeminal ganglion?

A

superior orbital fissure

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15
Q

what foramen does the lacrimal nerve pass through

A

none

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16
Q

what does the superior cervical ganglia pass through before arriving at the long ciliary nn?

A

carotid canal

17
Q

which is more superior, supratrochlear or supraorbital nerve?

A

supraorbital

18
Q

8 nerves of the maxillary division (V2)

A
  1. posterior superior alveolar n
  2. infraorbital n
  3. zygomatic n
  4. ganglionic branches
  5. pharyngeal n
  6. nasopalatine n
  7. greater (anterior) palatine n
  8. lesser (posterior) palatine n
19
Q

branches of the infraorbital nerve of V2

A
  1. middle superior alveolar n
  2. anterior superior alveolar n
  3. nasal nn
  4. palpebrae n
  5. superior labial n
20
Q

branches of zygomatic nerve of V2

A
  1. communication to lacrimal n
  2. zygomaticofacial n
  3. zygomaticotemporal n
21
Q

posterior superior alveolar

  • ganglion type
  • function
A

posterior superior alveolar n

  • sensory
  • maxillary sinus, buccal gingiva along maxillary molars, maxillary molars
22
Q

middle superior alveolar n

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

middle superior alveolar n

  • sensory
  • maxillary sinus, maxillary premolars
  • branch of infraorbital nerve
23
Q

anterior superior alveolar nerve

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

anterior superior alveolar nerve

  • sensory
  • maxillary sinus, maxillary central incisor, lateral incisor and canine
  • branch of infraorbital nerve
24
Q

nasal nn

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

nasal nn

  • sensory
  • nasal cavity, nasal septum
  • branch of infraorbital nerve
25
Q

palpebrae n

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

palpebrae nerve

  • sensory
  • skin of lower eyelid
  • branch of infraorbital
26
Q

superior labial nerve

  • nucleus/ganglion type
  • function
  • branch of what nerve
A

superior labial nerve

  • sensory
  • skin of upper lip
  • branch of infraorbital nerve

5221 (4 decks)

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