Lab 4 - Brainstem/Cranial Nerves Flashcards Preview

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Flashcards in Lab 4 - Brainstem/Cranial Nerves Deck (46)
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0
Q

dopamine centers are in the

A

substantia nigra

1
Q

fibers going to or from cerebellum

A

peduncle

2
Q

cerebral aqueduct opens up to the blank at the level of the blank

A

4th ventricle, pons

3
Q

part of medulla with motor fibers of corticospinal tracts

A

pyramids

4
Q

motor fibers cross to contralateral side of spinal cord and this marks end of medulla and beginning of spinal cord

A

pyramidal decussation

5
Q

part of medulla where nuclei are involved in cerebellar motor control and auditory perception

A

olives

6
Q

medullary part that has spinal trigeminal tract, medial lemniscus

A

internal tracts

7
Q

internal nucleus of medulla that detects what is in blood

A

area postrema

8
Q

area postrema lacks a blank and induces blank

A

blood brain barrier, puking

9
Q

primary output of cerebellum to midbrain

A

superior cerebellar peduncle

10
Q

input to cerebellum from cerebral cortex via the pons

A

middle cerebellar peduncle

11
Q

input to cerebellum carrying proprioceptive information from body and projections from vestibular pathway

A

inferior cerebellar peduncle

12
Q

three cerebellar peduncles

A

Superior, middle, inferior

13
Q

pupil going medial

A

adduction

14
Q

pupil going lateral

A

abduction

15
Q

pupil goes up

A

elevation

16
Q

pupil goes down

A

depression

17
Q

top of eye moves toward nose

A

intorsion

18
Q

superior aspect of eye moves away from nose

A

extorsion

19
Q

extorsion of eye muscle

A

inferior oblique

20
Q

intorsion of eye muscle

A

superior oblique

21
Q

lateral rectus innervation

A

abducens

22
Q

superior oblique muscle innervation

A

trochlear

23
Q

all other eye muscles innervation

A

oculomotor

24
Q

oculomotor nerve synapses in the blank nucles which is ventral to the blank of the midbrain

A

oculomotor, cerebral aqueduct

25
Q

oculomotor nerve nucleus that is parasympathetic and goes to ciliary ganglion to contract pupils

A

edinger westphal nucleus

26
Q

drooping eyelid, and dilated pupil are caused by damage to

A

oculomotor nerve

27
Q

damage to trochlear nerve would result in an inability to turn eye blank

A

down and out

28
Q

abducens synapses at the blank

A

pons

29
Q

damaging abducens makes a person unable to direct eye blank

A

laterally

30
Q

v1 of trigeminal is sensory to blank

A

ophthalmic

31
Q

v2 of trigeminal is sensory to blank

A

maxillary

32
Q

v3 of trigeminal is sensory to blank

A

mandibular

33
Q

sensory part of facial nerve goes to blank

A

taste buds

34
Q

somatosensory part of facial nerve is from the blank

A

external ear

35
Q

motor part of facial nerve does blank muscles

A

facial expression

36
Q

facial nerve does parasympathetic output to blank

A

salivary glands

37
Q

upper face is facial nerve innervated by blank pathways

A

left and right

38
Q

lower face is innervated by blank facial nerve pathway

A

contralateral only

39
Q

glossopharyngeal nerve is sensory from

A

outer ear/posterior 1/3 tongue

40
Q

motor of glossopharyngeal is to

A

parotid glands and stylopharyngeus

41
Q

nucleus of glosspharyngeal for somatosensory from outer ear

A

spinal trigeminal nucleus

42
Q

nucleus for visceral sensory from taste buds on posterior third of tongue

A

solitary

43
Q

motor nucleus of glosso to stylopharyngeus

A

nucleus ambiguous

44
Q

gloss nucleus that is motor to parotid glands

A

salivatory nucleus

45
Q

innervates muscles of tongue

A

hypoglossal nerve