Neuro Cn Nuclei

Front 1

where is the edinger westphal neclei, what type? What CN? where synapse
action

Back 1

midbrain (superior)

pregang para, VE

III- oculomotor

Synapse in ciliary gang

contract pupilary sphincter and ciliry mm

Front 2

the occulomotor N is associated with what nuclei

Back 2

1. oculomotor
2. edinger westphal

Front 3

what passes through cavernous sinus

Back 3

3- oculomotor
4- trochlear
5- trigeminal, 1& 2 NOT 3
6- abducens

Front 4

where is the oculomotor nucleus
what CN
what is its action/fx component

Back 4

superior midbrain
CN 3, oculomotor
SE: innervate superior rectus, medial rectus, inferior oblique, levator palpebrae superioris

Front 5

what is the cute thing to rremember eye innervation

Back 5

LR6
SO4
AO6

Front 6

what CN are associated with the midbrain, Pons, Pons/Medullar junctiion, Medulla

Back 6

MIDBRAIN
1. oculomotor
2. trochlear

PONS:
1. trigeminal

Pons/Medulla:
6 7 8

MEDULLA:
9 10 11 12

Front 7

name the 4 CN nuclei assoc with midbrain

Back 7

1. oculomotor
2. edinger westphal
3. mesancephalic
4. trochlear

Front 8

what nucleus is associated with most of the eye mm

Back 8

oculomotor in the midbrain

Front 9

what nucleus is assoc with contracting the pupil

Back 9

edinger westphal

**VE (pregang para) to pipillary sphincter and ciliary mm

Front 10

what does the mesencephalic nucleus do? what cn

Back 10

SA: receives sensory info about nonconscious proprioception of mm of mastication and eye mm

trigeminal

**nucleus begins in pons

Front 11

what is the nucleus for nonconscious proprioception of eye mm and mm of masstication

Back 11

mesencephalic

Front 12

rostral midbrain looks like...
it has these nuclei

Back 12

a butterfly, red nucleus crus cerebri, substantia nigra

CN Nuclei
1. mesencephalic
2. edinger westphal
3. oculomotor

Front 13

where 3 CN nuclei are in rostral medulla

Back 13

edingner westphal
oculomotor
mesencephalic

Front 14

where is the trochlear nucleus? what does it do

Back 14

caudal midbrain
innervates superior oblique

Front 15

where is the trigeminal motor nucleus? what does it do?

Back 15

Rostril pons
mm of mastication, mylohyoid, ant belly digastric, tensor tympani, tensor veli palatine

Front 16

what does the primary trigeminal nucleus do? where is it

Back 16

SENSORY, main joy of trigeminal is sensory

**fine touch, conscious proprioception

Front 17

what are all of the muclei assoc with CN V

Back 17

1. principal trigeminal
2. motor trigeminal
3. mesencephalic
4. spinal trigeminal

Front 18

what does the abducens nucleus do?

Back 18

CN 6
lateral rectus innervation
SE

Front 19

SO4 LR6 AO3

what does htis mean, give the relavent nuclei

Back 19

CN 4: trochlear nucleus, supeior oblique

CN 6: Abducens Nucleus, Lateral Rectus

CN 3, oculomotor, all other eye mm

Front 20

what does the facial motor nucleus do, where is it

Back 20

caudal pons (inferior and lateral to abducens)

innervates mm of facial expression, stapedious, post digastric, stylohyoid

Front 21

describe the relationship of abducens and motor facial nuclei and nerves

Back 21

well, the abducuens is superior/medial and facial motor is lateral and inferior. BUT the NF from facial motor take the long way and wrap around abducens before they exit laterally.

Abducens just exits

Front 22

where is the superior salivatory nucleus, what does it do? what CN

Back 22

caudal pons, NF of facial N run through it

**CN VII

**VE (pregang para), post gang synapse in pterygopalatine gang/submandib

**lacrimal gland, submandibular, sublingual

Front 23

where is the superior salivatory nucleus
where is the inferior salivatory nucleus

Back 23

superior: caudal pons, along course of facial N fibers

inferior: rostral medulla, inferior to vestibular nuclei, medial to solitary

Front 24

what nucleus carries pregang para to lacrimal, submandibular, sublingual

what about parotid

Back 24

superior salivatory

inferior salivatory

Front 25

what CN is associated with the spit and tears? what nucleis?

Back 25

subling, submand, lacrimal

CN VII

Sup Salivatory, along CNVII fibers (caudal pons)

Front 26

what CN nucleus is split into 2 portions

Back 26

solitary

1. Rostril Part: CN VII, VA, taste (some info from 9, 10)

2. Caudal: CN X, VA from pharynx/tongue and VA from thoracic organs to of midgut (til transverse colon)

Front 27

we know that taste comes from 2 CN, what nuclei are assosiated with this

Back 27

1. ANT: CN VII, rostril solitary

2. POST: CN IX,

Front 28

what nucleus is associated with pain in upperthoracic organs

Back 28

caudal solitary nucleus, CN X

Front 29

the basics...

what does caudal solitary do, rostril

Back 29

Caudal: receive VA from X

Rostril: VA (taste) from 7/9

Front 30

what does the spinal trigeminal nuclei do?

Back 30

5 7 9 10

SA from face (pain, temp, touch)

**fibers TERMINATE here

Front 31

what are the vestibular nuclei associated with, where are they? CN?

Back 31

cuadal pons

CN VIII

**SA terminate here with info from vestibular system (balance)

Front 32

if your unbalabced (vestibular spoblems) what nucleus receives this info

Back 32

vestibular!!!

Caudal pons

Front 33

where is the cochlear nuclei, what does it do, what CN

Back 33

VIII
rostral medulla

**SA with auditory info

Front 34

so the vestibulocochlear CN, what nuclei?

Back 34

CN VIII

Vestibular: caudal pons
Cochlear:rostril medulla

**BOTH are SA

Front 35

what does hte inf salivatory nucleus do, what CN, where in brainstem

Back 35

parotid secretions
CN 9
VE pregang para
rostral medulla (inf to vestibular, lateral to solitary)

Front 36

what does the nucleus ambiguous do? are cell bodies here or do axons terminate? what CN?

Back 36

CN 9 10 11
SE, cell bodies here

**Sk mm innervation forL stylopharyngous, palatoglossus, mm of soft palate, pharynx, larynx, esophagous

Front 37

what happens to medial lemniscus as we go from spinal cord to brain

Back 37

in SC its vertical, becomes horizontal as we ascend

Front 38

what is hearing, what is balance

Back 38

hear: cochlea
balance: vestibule

Front 39

what does the dorsal motor nucleus do? where is it? what CN

Back 39

VE: pregang para, cardiac mm, SM to viscera before splenic flexure

**caudal pons, btwn solitary and hypoglossal in grey matter

CN X

Front 40

what nucleus is associated with PNS inneration of SM before the splenix flexure

Back 40

dorsal motor!

CN X

VE

Front 41

what nucleus is associated with tongue movements

Back 41

hypoglossal

CN XII, caudal medulla prominent near MLF

Front 42

what does hypoglossus nucleus do? what CN? where

Back 42

CN XII, SE to tongue mm (not palatoglossus- ambiguous)

**prominent in caudal medulla near MLF

Front 43

whre is the accessory nucleus, what does it do? what CN

Back 43

C1 level, lateral to intermediate zone

**SE to SCM and traps

CN XI