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Neuro Anatomy > Test 2: CN Overview > Flashcards

Test 2: CN Overview Flashcards

1
Q

What is CN I and what is it’s function?

A

Olfactory

Smell

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2
Q

What is the cranial foramina of CN I?

A

cribiform plate

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3
Q

Where is the CNS nucleus for CNI?

What peripheral structure innervated?

A

olfactory bulb

Olfactory receptors of olfactory epithelium

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4
Q

What is CNII and what is it’s function?

A

Optic

Vision

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5
Q

What cranial foramina of CN II?

A

Optic

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6
Q

Where is the CNS nucleus of CNII?

Peripheral structure innervated?

A

LGN

Retina (ganglia cells)

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7
Q

What is CNIII? What are it’s 2 functions?

A

Oculomotor
Somatic skeletal muscle
Autonomic

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8
Q

What cranial foramina does CNII go through?

A

Superior orbital fissure

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9
Q

Where is the CNS nucleus of CNIII?

Peripheral structures innervated?

A

Autonomic: Edinger-Westphal
-Periph autonom ganglia= Ciliary

Constrictor muscle of iris and cilliary muscle

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10
Q

What is CN IV? What is function?

A

Trochlear

Somatic skeletal muscle

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11
Q

Where does CNIV foramina?

A

superior orbital fissure

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12
Q

CNIV CNS nuclues

Periph innervation

A

trochlear

superior oblique muscles

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13
Q

CNV name? Function?

A

Trigeminal

Somatic sensory and Branchiomeric motor

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14
Q

CNV cranial foramin

A

Opthalamic: superior orbital fissure
Maxillary: rotundum
Mandibular: ovale

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15
Q

CNV CNS Nucleus location

A

Spinal nucleus
Main sensory nucleus
Mesencephalic nucleus
Motor nucleus

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16
Q

CNV Peripheral innverated

A

skin/mucous of head
Muscles in jaw
Tensor tympani
Digastric

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17
Q

CNVI name/function

A

Abducens

Somatic skeletal muscle

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18
Q

CNVI foramina

A

superior orbital fissure

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19
Q

CNVI CNS nuclues

Peripheral innervation

A

Abducens

Lateral rectus muscle

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20
Q

CNVII name/function

A

Facial / Intermediate

Branchiomotor/ taste, somatic sensory, autonomic

21
Q

CNVII foramina

A

Internal auditory meatus

22
Q

CNVII Peripheral sensory ganglia

A

Geniculate

23
Q

CNVII CNS nuclues

A

Facial/ solitary, facial spinal, superior salvitory

24
Q

CNVII peripheral autonomic ganglia

A

pterygoid

submanidublar

25
Q

CNVII peripheral innervation

A

Intermed:
taste ant 2/3rd tongue, palate
skin of external ear
lacrimal grlands, nasal mucosa glands, salivary glands

Facial:
Muscles of facial expression, stapedis

26
Q

CNVIII name/function

A

Vestibulocochlear

Hearing and balance

27
Q

CNVIII foramin

A

Internal auditory meatus

28
Q

CNVIII Periphoral sensory ganglia

A

spiral

vestibular

29
Q

CNVIII CNS nuclus location

A

cochlear

vestibular

30
Q

CNVIII peripheral innervation

A

Hair cells in organ of corti

Hair cells in vestibular labrynth

31
Q

CNIX name/function

A

Glossopharyngeal

somatic sensory, viscerosensory, taste, autonomic, branciomotor

32
Q

CNIX foramina

A

jugular

33
Q

CNIX peripheral sensory ganglia

Peripher autonomic ganglie

A

superior, petrosal (inferior)

Otic

34
Q

CNIX CNS nucleus

A 
Somat sense: Spinal nucleus of CNV
Viscerosens: Caudal Solitary nucleus
Taste: Rostral solitary nucleus
Autonom: Inferior salvitory nucleus
Branch: Ambigguus
35
Q

CNX name/function

A

Vagus

somatic sensory. viscerosensory, taste, autonomic, branchiomotor

36
Q

CNX foramina

A

jugular

37
Q

CNX peripheral sensory ganglia

A

Jugular, nodose

38
Q

CNX CNS nucleus

A 
Somat: Spinal nucleus
Viscerosens: Solitary nucleus caudal
Taste: solitary nucleus rostral
Autonom: Dorsal motor nucleus of X
Branch: Ambiguus
39
Q

CNX Peripheral autonomic ganglia

A

peripheral autonomic

40
Q

CNIX peripheral innervated

A

skin of external ear
mucous membranes of pharyngeal, middle ear, carodtid, body, sinus
parotid gland
striated muscle of pharynx

41
Q

CNX peripheral innervated

A 
Skin of external ear
larynx, trachea, gut, aortic arch
taste buds
gut
striated muscles of palate, pharynx, and larynx
42
Q

CNXI name/fcuntion

A

Spinal accessory

Branciomotor

43
Q

CNXIforamina

A

jugular

44
Q

CNXI CNS nucleus

A

ambiguus

accessory nucleus

45
Q

CNXI peripheral innervation

A

striated muscle larynx

SCM, traps

46
Q

CNXII name/function

A

Hypoglossal

Somatic skeletal muscle

47
Q

CNXII formania

A

Hypoglossal

48
Q

CNXII CNS nucleus

A

Hypoglossal

49
Q

CNXII peripheral innervation

A

intrinsic muscles of tongue, hypoglossus, genioglossus, and styloglosus

Neuro Anatomy (8 decks)

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