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809 Exam 3 Anatomy Review PPT > CN VII > Flashcards

CN VII Flashcards

(58 cards)

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1
Q

Regarding CN VII:

the Special Sensory Pathway:

Central processes travel through the

A

solitary tract (tractus solitarius)

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2
Q

Regarding CN VII:

the Visceral Motor Pathway:

PostGPS fibers hitch a ride on the:

Greater palatine, lesser palatine, & nasopalatine nerves of CN V2 to reach

A

palatal glands

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3
Q

Regarding CN VII:

The PreGPS neurons to lacrimal, submandibular, sublingual, nasal, & palatal glands are in the

A

Superior salivatory nucleus

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4
Q

Regarding CN VII:

Regions of the ear that are responsible for processing general sensory information like pain, temperature, and crude touch

A

Concha
Variable external ear
Variable external acoustic meatus (external auditory tube)

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5
Q

Regarding CN VII:

the Visceral Motor Pathway:

Fibers from superior salivatory nucleus exit as part of

A

nervus intermedius

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6
Q

The following are ________ branches of CN VII:

Nerve to posterior belly digastric

Nerve to stylohyoid

Posterior auricular nerve

Temporal, zygomatic, buccal, mandibular, cervical

A

somatic motor

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7
Q

Regarding CN VII:

the Visceral Motor Pathway:

Fibers from greater petrosal nerve synapse at the

A

pterygopalatine ganglion

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8
Q

Regarding CN VII:

the 1st order neurons for taste & somatic sensory are in the

A

geniculate ganglion

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9
Q

Regarding CN VII:

the Visceral Motor Pathway:

Within temporal bone, some fibers exit at the level of the geniculate ganglion as the

A

greater petrosal nerve

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10
Q

Regarding CN VII:

the Somatic Motor Pathway:

Distribution of fibers –> BILATERALLY

To LMNs that supply

A

forehead muscles

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11
Q

Regarding CN VII:

the Visceral Motor Pathway:

Remaining preganglionic parasympathetic fibers exit the facial nerve as ___________ nerve

A

chorda tympani

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12
Q

Regarding CN VII:

the Visceral Motor Pathway:

____________ nerve joins ___________ nerve forming nerve of pterygoid canal

A

Greater petrosal ; deep petrosal

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13
Q

facial nerve proper has what fibers

A

somatic motor

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14
Q

Regarding CN VII:

the Somatic Motor Pathway:

Remaining fibers exit through the

A

stylomastoid foramen

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15
Q

Regarding CN VII:

the Special Sensory Pathway:

Central processes from the 1st order neurons travel as part of the

A

nervus intermedius

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16
Q

Regarding CN VII:

the Visceral Motor Pathway:

PostGPS fibers hitch a ride on the:

Zygomatic & zygomaticotemporal branches of CN V2 & lacrimal nerve of CN V1 to reach the

A

lacrimal gland

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17
Q

Regarding CN VII:

the Somatic Motor Pathway:

the LMNs emerge medial to nervus intermedius forming motor root of CN

A

VII

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18
Q

Regarding CN VII:

the Special Sensory Pathway:

Carry information from taste buds on the ________ & minor subset on the ________

A

anterior 2/3rd tongue & palate

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19
Q

Regarding CN VII:

the General Sensory Pathway:

2nd order cell bodies located in

A

spinal trigeminal nucleus

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20
Q

Regarding CN VII:

the General Sensory Pathway:

3rd order neurons in the VPM project to the

A

Inferolateral postcentral gyrus

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21
Q

Regarding CN VII:

the Visceral Motor Pathway:

the chorda tympani nerve hitches a ride on ________ of CN V3

A

lingual nerve

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22
Q

CN VII - UMN lesion:

_________ inability to smile

A

Contralateral

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23
Q

Regarding CN VII:

the General Sensory Pathway:

Fibers travel contralaterally as the ___________ tract to 3rd order neurons in VPM

A

ventral trigeminothalamic

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24
Q

Regarding CN VII:

the Special Sensory Pathway:

the 1st order cell bodies are located in the

Study These Flashcards
A

geniculate ganglion

25
Regarding CN VII: the Somatic Motor Pathway Nerve to _______ branches off within facial canal
stapedius
26
Regarding CN VII: the Somatic Motor Pathway: Fibers from UMNs travel through internal capsule as part of the
corticobulbar tract
27
Regarding CN VII: the Special Sensory Pathway: the greater petrosal is responsible for sensation to the
Hard & soft palate via traveling on greater & lesser palatal nerves
28
Regarding CN VII: the Visceral Motor Pathway: PostGPS fibers hitch a ride back onto _______ nerve to reach ________ glands
lingual ; sublingual
29
Regarding CN VII: the General Sensory Pathway: Distal (peripheral) fibers join somatic motor fibers at
stylomastoid foramen
30
Regarding CN VII: the Visceral Motor Pathway: PostGPS fibers hitch a ride on the: Infra-orbital & superior alveolar nerves to reach ________ glands of the _______ sinus
mucosal ; maxillary
31
Regarding CN VII: the Visceral Motor Pathway: Exits temporal bone at the
petrotympanic fissure
32
Regarding CN VII: the Visceral Motor Pathway: PreGPS cell bodies located in
superior salivatory nucleus
33
CN VII: Somatic motor areas supplied =
Muscles of facial expression Stylohyoid Posterior belly of digastric Stapedius
34
Regarding CN VII: the Somatic Motor Pathway: UMNs are located in the
precentral gyrus
35
CN VII - LMN lesion: _________ inability to smile, raise eyebrows, wrinkle forehead
Ipsilateral
36
Regarding CN VII: the 2nd order neurons for taste from anterior 2/3rd tongue are in the
solitary nucleus
37
Regarding CN VII: the Somatic Motor Pathway: Distribution of fibers --> CONTRALATERALLY To LMNs that supply
perioral muscles
38
Regarding CN VII: the Visceral Motor Pathway: PostGPS fibers directly exit to
submandibular gland
39
Regarding CN VII: the Special Sensory Pathway: the Chorda tympani is responsible for sensation to the
anterior 2/3rd of tongue
40
Regarding CN VII: the Somatic Motor Pathway: LMNs exist in the
facial motor nucleus
41
Regarding CN VII: the General Sensory Pathway: Central processes project as part of
nervus intermedius
42
Regarding CN VII: the LMNs are in the
facial motor nucleus
43
Regarding CN VII: the Special Sensory Pathway: Fibers from solitary nucleus project ___________ to reach the VPM nucleus of the thalamus
ipsilaterally
44
Regarding CN VII: the Special Sensory Pathway: Fibers from the VPM of thalamus project through the___________ to reach inferior aspect of gustatory cortex & insula
internal capsule
45
CN VII: Major named branches =
emporal Zygomatic Buccal (marginal) Mandibular Cervical Posterior auricular Nerve to stapedius Nerve to posterior belly digastric Nerve to stylohyoid
46
Regarding CN VII: the Visceral Motor Pathway: PostGPS fibers hitch a ride on the: Posterior lateral nasal & nasopalatine nerves of CN V2 to reach
nasal mucosal glands
47
Regarding CN VII: the Special Sensory Pathway: the central processes synapse on 2nd order neurons located in the
solitary nucleus
48
Regarding CN VII: the Visceral Motor Pathway: What mediates salivation in response to odors or crying in response to emotional stress
Dorsal longitudinal fasciculus
49
CN VII - UMN lesion: Ability to raise eyebrows, wrinkle forehead _______
intact
50
Regarding CN VII: the 2nd-order neurons for somatic sensory from external ear are in the
spinal trigeminal nucleus
51
CN VII - LMN lesion: If proximal to nerve to stapedius = then inability to ________ also present (hyperacus)
dampen noise (hyperacus)
52
nervus intermedius has what fibers
somatic sensory taste PreGPS
53
Regarding CN VII: the General Sensory Pathway: central processes travel as part of
spinal trigeminal tract
54
Regarding CN VII: the Visceral Motor Pathway: this pathway is influenced by what 3 areas of the brain
Limbic system (emotions) Olfactory area Hypothalamus
55
Regarding CN VII: the General Sensory Pathway: 1st order cell bodies are in the
geniculate ganglion
56
CN VII emerges from the brainstem as what 2 things
facial nerve proper nervus intermedius
57
Regarding CN VII: the Visceral Motor Pathway: PreGPS fibers synapse at
submandibular ganglion
58
Regarding CN VII: the Special Sensory Pathway: Peripheral processes of 1st order cell bodies compose what 2 things
Chorda tympani Greater petrosal

809 Exam 3 Anatomy Review PPT (9 decks)

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