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Trigeminal Nerve Flashcards

1
Q

WHAT IS THE MOTOR PART FOR

A

MOM

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2
Q

WHAT IS THE SENSORY PART FOR

A

sensation to the skin of face, oro-nasal sinuses and teeth

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3
Q

THE ORIGIN

A

mid pons level in the brainstem

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4
Q

WHAT ARE THE 3 NUCLEI AND THEIR LOCATION

A

mesencephalic = brainstem
chief sensory = pons
spinal = medulla

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5
Q

WHAT IS THE FUNCTION OF THE MESENCEPHALIC NUCLEUS

A

proprioception

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6
Q

WAHT IS THE FUNCTION OF THE CHIEF SENSORY NUCLEUS

A

discriminative touch

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7
Q

WHAT IS THE FUNCTION OF THE SPINAL NUCLEUS

A

pain and temp of structures supplied by CNV

general conscious sedation for viscera supplied by CNV IX/X

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8
Q

WHERE IS THE TRIGEMINAL GANGLION

A

in Meckel’s cave of dura matter

at the apex of the petrous temporal bone

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9
Q

WHERE DO CNV1/2 GO AFTER THE TRIGEMINAL GANGLION

A

the lateral wall of the cavernous sinus

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10
Q

WHERE DOES V1 EXIT THE BASE OF THE SKULL AND WHAT DOES IT ENTER

A

superior orbital fissure into the orbit

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11
Q

WHERE DOES V2 EXIT THE BASE OF THE SKULL

A

foramen rotundum into the pterygopalatine fossa

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12
Q

WHERE DOES V3 EXIT THE BASE OF THE SKULL AND WHAT DOES IT ENTER

A

foramen ovale into the infratemporal fossa

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13
Q

WHERE IS THE SPHENOPALATINE FORAMEN AND WHAT PASSES HERE

A

in the pterygopalatine fossa, the nasopalatine branch of V2 goes through here to the nasal cavity and enters the palatine process of the maxilla through the incisive foramen

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14
Q

WHERE ARE THE FORAMEN ROTUNDUM AND OVALE

A

middle cranial fossa

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15
Q

WHAT ARE THE MAIN 3 BRANCHES OF THE V1

A

frontal
lacrimal
nasocilliary

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16
Q

WHAT ARE THE BRANCHES OF THE FRONTAL NERVE

A

supratrochlear

supraorbital

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17
Q

WHAT DO THE SUPRATROCHLEAR AND SUPRAORBITAL NERVES SUPPLY

A

the skin of the vertex, upper eyelid and the forehead

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18
Q

WHAT DOES THE LACRIMAL NERVE SUPPLY

A

lacrimal gland, skin of vertex and upper eyelid

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19
Q

WHAT ARE THE BRANCES OF THER NASOCILLIARY

A 
anterior ethomiodal
- external nasal 
posterior ethmoidal 
- infratrochlear 
long ciliary
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20
Q

WHAT DOES THE EXTERNAL NASAL BRANCH OF THE NASOCILLIARY NERVE OF V1 SUPPLY

A

the tip of the nose

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21
Q

WHAT DOES THE INFRATROCHLEAR BRANCH OF THE NASOCILLIARY NERVE OF V1 SUPPLY

A

skin of medial upper eyelid and root of nose

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22
Q

WHAT ARE THE MAIN BRANCHES OF V2

A

zygomatic
infra-orbital
palatine

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23
Q

WHAT ARE THE BRANCHES OF THE ZYGOMATIC NERVE OF V2

A

zygomaticofacial

zygomaticotemporal

24
Q

WHAT DO THE ZYGOMATICO TEMPORAL AND ZYGOMATICOFACIAL NEVRE SUPPLY

A

the anterior temple and the skin over the zygoma

25
WHAT ARE THE BRANCHES OF THE INFRAORBIATAL NERVE
main trunk anterior superior alveolar middle superior alveolar posterior superior alveolar
26
WHAT DOES THE MAIN TRUNK OF THE INFRA-ORBITAL NERVE SUPPLY
skin of lower eyelid, nose and, cheek and upper lip
27
WHAT DOES THE SUPERIOR ALVEOLAR NERVE SUPPLY
anterior = incisors and canines middle = premolars posterior = molars and their buccal gingiva
28
WHAT ARE THE BRANCHES OF PTERGOPALATINE GANLION
greater / lesser / nasopalatine
29
WHAT DOES THE NASOPALTINE BRANCH OF V2 SUPPLY
the anterior hard palate and palatal gingiva for incisors and canines
30
WHAT DOES THE GREATER PALATINE BRANCH OF V2 SUPPLY
the posterior hard palate and the palatal gingiva of the premolars and the molars
31
WHAT DOES THE LESSER PALATINE BRANCH FROM V2 SUPPLY
the soft palate
32
WHAT ARE THE 3 TRUNKS OF V3
main anterior posterior
33
WHAT ARE THE BRANCHES OF THE MIAN TRUNK OF V3
meningeal - S branch to tensor tympani - M veli paltatini - M branch to medial pterygoid - M
34
WHAT ARE THE BRANCHES OF THE ANTERIOR TRUNK OF V3
buccal - S masseteric - M deep temporal - M lateral pterygoid - M
35
WHAT ARE THE BRANCHES OF THE POSTERIOR TRUNK OF V3
lingual inferior alveolar auriculotemporal nerve to the mylohyoid (and ant belly of diagastric)
36
WHAT DOES THE LINGUAL NERVE SUPPLY
the lingual gingiva of all the lower teeth and general sensation to the anterior 2/3 of the tongue
37
WHERE DOES THE CHRODA TYMPANI RUN AND DEPART
it runs along V3 with the lingual nerve
38
WHAT ARE THE BRANCHES OF THE INFERIOR ALVEOLAR NERVE OF V3
main trunk incisive mental
39
WHAT DOES THE MAIN TRUNK OF THE INFERIOR ALVEOLAR NERVE SUPPLY
the molars | all the teeth of lower as its other branches
40
WHAT DOES THE INCISIVE BRANCH OF THE INFERIOR ALVEOLAR NERVE OF V3 SUPPLY
the incisors, canine and 1st premolars
41
WHAT DOES THE MENTAL BRANCH OF THE INFERIOR ALVEOLAR NERVE OF V3 SUPPLY
the buccal mucosa of the incisors, canines and both premolars skin of lower lip
42
WHERE DOES THE NERVE TO THE MYLOHYOID SPLIT FROM V3
before V3 enters the mandibular foramen to go supply the skin
43
WHAT DOES THE AURICULOTEMPORAL NERVE OF V3 SUPPLY
face skin at he back third of face
44
WHAT DOES THE BUCCAL NERVE OF THE ANTERIOR TRUNK OF V3 SUPPLY
the buccal mucosa of the molars | cheek
45
WHAT DOES THE MENINGEAL NERVE OF THE MAIN TRUNK OF V3 SUPPLY
dura matter
46
WHAT PASSES THROUGH THE MENTAL FORAMEN
the mental branch of the inferior alveolar nerve of V3
47
WHAT PASSES THROUGH THE INFRA-ORIBTAL FORAMEN
infra-orbital nerve of V2
48
WHAT PASSES THROUGH THE SUPERIOR ORBITAL NOTCH
all the branches of V1
49
WHAT ARE THE BONES OF THE MAXILLA
palatine process of maxilla | palatine bone
50
WHICH NERVES SUPPLY THE SKIN OF THE FACE AND SCALP
``` V1 = supratrochlear and supraorbital V2 = zygomaticofacial, zygomaticotemporal V3 = auriculotemporal ```
51
WHAT IS THE VARICELLA ZOSTER VIRUS
when shingles lies dormant after first infection and VZV reactivates, rash, burning, erythema Hutchinson's sign = more likely to be eye involvement
52
WHAT IS EFFERENT INFO
motor
53
WHAT IS AFFERENT INFO
sensory
54
WHAT SUPPLIES THE ANTERIOR 2/3 OF THE TONNGUE GENERAL SENSATION (SENSORY)
lingual nerve from V3
55
WHAT SUPPLIES THE ANTERIOR 2/3 OF THE TONNGUE TASTE (SENSORY)
chorda tympani CNVII - facial nerve
56
WHAT SUPPLIES THE POSTERIOR 1/3 OF THE TONGUE TOUCH AND TATSE (SENSORY)
glossopharyngeal CNIX
57
WHAT SUPPLIED MOTOR INNERVATION TO THE WHOLE TONGUE BARE THE PALATOGLOSSUS
the hypoglossus CNXII | palatoglossus is the vagus CNX

OSCE (14 decks)

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