Trigeminal Nerve Flashcards
WHAT IS THE MOTOR PART FOR
MOM
WHAT IS THE SENSORY PART FOR
sensation to the skin of face, oro-nasal sinuses and teeth
THE ORIGIN
mid pons level in the brainstem
WHAT ARE THE 3 NUCLEI AND THEIR LOCATION
mesencephalic = brainstem
chief sensory = pons
spinal = medulla
WHAT IS THE FUNCTION OF THE MESENCEPHALIC NUCLEUS
proprioception
WAHT IS THE FUNCTION OF THE CHIEF SENSORY NUCLEUS
discriminative touch
WHAT IS THE FUNCTION OF THE SPINAL NUCLEUS
pain and temp of structures supplied by CNV
general conscious sedation for viscera supplied by CNV IX/X
WHERE IS THE TRIGEMINAL GANGLION
in Meckel’s cave of dura matter
at the apex of the petrous temporal bone
WHERE DO CNV1/2 GO AFTER THE TRIGEMINAL GANGLION
the lateral wall of the cavernous sinus
WHERE DOES V1 EXIT THE BASE OF THE SKULL AND WHAT DOES IT ENTER
superior orbital fissure into the orbit
WHERE DOES V2 EXIT THE BASE OF THE SKULL
foramen rotundum into the pterygopalatine fossa
WHERE DOES V3 EXIT THE BASE OF THE SKULL AND WHAT DOES IT ENTER
foramen ovale into the infratemporal fossa
WHERE IS THE SPHENOPALATINE FORAMEN AND WHAT PASSES HERE
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
WHERE ARE THE FORAMEN ROTUNDUM AND OVALE
middle cranial fossa
WHAT ARE THE MAIN 3 BRANCHES OF THE V1
frontal
lacrimal
nasocilliary
WHAT ARE THE BRANCHES OF THE FRONTAL NERVE
supratrochlear
supraorbital
WHAT DO THE SUPRATROCHLEAR AND SUPRAORBITAL NERVES SUPPLY
the skin of the vertex, upper eyelid and the forehead
WHAT DOES THE LACRIMAL NERVE SUPPLY
lacrimal gland, skin of vertex and upper eyelid
WHAT ARE THE BRANCES OF THER NASOCILLIARY
anterior ethomiodal - external nasal posterior ethmoidal - infratrochlear long ciliary
WHAT DOES THE EXTERNAL NASAL BRANCH OF THE NASOCILLIARY NERVE OF V1 SUPPLY
the tip of the nose
WHAT DOES THE INFRATROCHLEAR BRANCH OF THE NASOCILLIARY NERVE OF V1 SUPPLY
skin of medial upper eyelid and root of nose
WHAT ARE THE MAIN BRANCHES OF V2
zygomatic
infra-orbital
palatine
WHAT ARE THE BRANCHES OF THE ZYGOMATIC NERVE OF V2
zygomaticofacial
zygomaticotemporal
WHAT DO THE ZYGOMATICO TEMPORAL AND ZYGOMATICOFACIAL NEVRE SUPPLY
the anterior temple and the skin over the zygoma
WHAT ARE THE BRANCHES OF THE INFRAORBIATAL NERVE
main trunk
anterior superior alveolar
middle superior alveolar
posterior superior alveolar
WHAT DOES THE MAIN TRUNK OF THE INFRA-ORBITAL NERVE SUPPLY
skin of lower eyelid, nose and, cheek and upper lip
WHAT DOES THE SUPERIOR ALVEOLAR NERVE SUPPLY
anterior = incisors and canines
middle = premolars
posterior = molars
and their buccal gingiva
WHAT ARE THE BRANCHES OF PTERGOPALATINE GANLION
greater / lesser / nasopalatine
WHAT DOES THE NASOPALTINE BRANCH OF V2 SUPPLY
the anterior hard palate and palatal gingiva for incisors and canines
WHAT DOES THE GREATER PALATINE BRANCH OF V2 SUPPLY
the posterior hard palate and the palatal gingiva of the premolars and the molars
WHAT DOES THE LESSER PALATINE BRANCH FROM V2 SUPPLY
the soft palate
WHAT ARE THE 3 TRUNKS OF V3
main
anterior
posterior
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
WHAT ARE THE BRANCHES OF THE ANTERIOR TRUNK OF V3
buccal - S
masseteric - M
deep temporal - M
lateral pterygoid - M
WHAT ARE THE BRANCHES OF THE POSTERIOR TRUNK OF V3
lingual
inferior alveolar
auriculotemporal
nerve to the mylohyoid (and ant belly of diagastric)
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
WHERE DOES THE CHRODA TYMPANI RUN AND DEPART
it runs along V3 with the lingual nerve
WHAT ARE THE BRANCHES OF THE INFERIOR ALVEOLAR NERVE OF V3
main trunk
incisive
mental
WHAT DOES THE MAIN TRUNK OF THE INFERIOR ALVEOLAR NERVE SUPPLY
the molars
all the teeth of lower as its other branches
WHAT DOES THE INCISIVE BRANCH OF THE INFERIOR ALVEOLAR NERVE OF V3 SUPPLY
the incisors, canine and 1st premolars
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
WHERE DOES THE NERVE TO THE MYLOHYOID SPLIT FROM V3
before V3 enters the mandibular foramen to go supply the skin
WHAT DOES THE AURICULOTEMPORAL NERVE OF V3 SUPPLY
face skin at he back third of face
WHAT DOES THE BUCCAL NERVE OF THE ANTERIOR TRUNK OF V3 SUPPLY
the buccal mucosa of the molars
cheek
WHAT DOES THE MENINGEAL NERVE OF THE MAIN TRUNK OF V3 SUPPLY
dura matter
WHAT PASSES THROUGH THE MENTAL FORAMEN
the mental branch of the inferior alveolar nerve of V3
WHAT PASSES THROUGH THE INFRA-ORIBTAL FORAMEN
infra-orbital nerve of V2
WHAT PASSES THROUGH THE SUPERIOR ORBITAL NOTCH
all the branches of V1
WHAT ARE THE BONES OF THE MAXILLA
palatine process of maxilla
palatine bone
WHICH NERVES SUPPLY THE SKIN OF THE FACE AND SCALP
V1 = supratrochlear and supraorbital V2 = zygomaticofacial, zygomaticotemporal V3 = auriculotemporal
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
WHAT IS EFFERENT INFO
motor
WHAT IS AFFERENT INFO
sensory
WHAT SUPPLIES THE ANTERIOR 2/3 OF THE TONNGUE GENERAL SENSATION (SENSORY)
lingual nerve from V3
WHAT SUPPLIES THE ANTERIOR 2/3 OF THE TONNGUE TASTE (SENSORY)
chorda tympani CNVII - facial nerve
WHAT SUPPLIES THE POSTERIOR 1/3 OF THE TONGUE TOUCH AND TATSE (SENSORY)
glossopharyngeal CNIX
WHAT SUPPLIED MOTOR INNERVATION TO THE WHOLE TONGUE BARE THE PALATOGLOSSUS
the hypoglossus CNXII
palatoglossus is the vagus CNX