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Anatomy Head and Neck > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

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1
Q

Maxillary N. (branches)

A

Pterygopalatine Nerves zygomatic nerves Posterior Superior Alveolar n. Infraorbital n. Sensory (trigeminal ganglion) Post-G Sym ( Superior cervical ganglion, internal carotid plexus cavernous sinus and N or pterygoid canal) Skin of lower lid, nose, upper lip, cheek, cheekbone, mucosa of nasal cavity, oral cavity, pharynx dental pulp: upper teeth

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2
Q

Chorda Tympani N.

A

Branch of facial n. in facial canal Taste (geniculate ganglion) mucosa of anterior 2/3 of tongue Pre-G Para (superior salivatory nucleus in pons) submandibular ganglion (post-G para travel with lingual n and innervate sublingual and submandibular glands)

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3
Q

Anterior Superior Alveolar N.

A

Branch of infraorbital (maxillary) Sensory (trigeminal ganglion) Post-G Sym ( external carotid plexus) upper canines and incisors S, Post-G S, Post-G Parap (pterygopalatine ganglion) maxillary sinus

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4
Q

what transmits n. and artery of masseter muscle?

A

mandibular notch

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5
Q

Mylohyoid groove

A

houses mylohyoid nerve

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6
Q

Mandibular N. (axons and branches)

A

Meningeal branch muscular sensory S (trigeminal ganglion), Post G S (external carotid plexus vis maxillary a) and LMN (trigeminal motor nucleus in pons) Skin: lower lip, chin, cheek, ear, temple mucosa: oral cavity Muscles of mastification

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7
Q

Oculomotor N. Branches

A

CN III Superior Ramus Inferior Ramus

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8
Q

what transmits superior alveolar a .n. and v.

A

alveolar canal

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9
Q

Mandibular Canal

A

houses inferior alveolar a. v. and n within the ramus and body of mandible

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10
Q

Trochlear N. (innervation)

A

Superior Oblique Muscles

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11
Q

what transmits middle meningeal a.?

A

foramen spinosum

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12
Q

Lingual N.

A

Sensory branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) mucosa: anterior 2/3 of tongue, floor of oral cavity and adjcaent gingiva Taste (chorda tympani n.) ant. 2/3 of tongue S, Post-G Sym, Post-G Para (Chorda tympani n. by way of submandibular ganglion) lingual, sublingual, submandibular glands

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13
Q

Lateral Posterior superior nasal N.

A

Sensory (trigeminal ganglion) Post-G Sym ( N of pterygoid canal) Post-G Parap (pterygopalatine ganglion) Mucosa of lateral wall of nasal cavity

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14
Q

Vestibulocochlear n

A

CN VIII Sensory for hearing

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15
Q

Muscular branches of mandibular n. (branches)

A

Nerve to medial pterygoid masseteric n. deep temporal n. nerve to lateral pterygoid

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16
Q

Olfactory N. Branches

A

CN1 Olfactory bulb Olfactory tract

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17
Q

Branches in facial canal

A

Facial n. N to Stapedius Chorda tympani n.

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18
Q

what transmits nasocilliary n?

A

superior orbital fissure

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19
Q

What is the superior sagittal sulcus?

A

houses superior sagittal sinus

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20
Q

Trochlear N. (axons)

A

CN IV Sensory (ophthalmic n. in Superior orbital fissure) Post-G Sym (from superior cervical ganglion/internal carotid plexus in cavernous sinus) LMN (trochlear nucleus in midbrain)

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21
Q

What is the function of the sulcus chiasmatis?

A

houses optic chiasm

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22
Q

Ophthalmic N. (Branches and axons)

A

Lacrimal N. Frontal N. Nasociliary N. Sensory ( with cell body in trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus in cavernous sinus)

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23
Q

Jugular notch and foramen

A

transmits: internal jugular v. glossopharyngeal n. vagus n. accessory n.

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24
Q

What do you do to test the response of the eye?

A

Pupillary Reflex:

S: Optic

M: Oculomotor (to celiary ganglion)

Blink Test:

S: Ophthalmic N (Long and short ciliary)

M: Frontal (eye lid movement)

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25
what transmits the lacrimal n.?
Superior orbital fissure
26
Trigeminal N. Branches
CN V Ophthalmic N. Maxillary N. Mandibular M.
27
Carotid Groove function
houses internal carotid a. and carotid v.
28
Long buccal N.
Sensory branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) Buccal skin buccal mucosa and gingiva
29
what is the function for sulcus for sigmoid sinus?
houses sigmoid sinus
30
what houses the optic chiasm?
Sulcus chiasmatis
31
Glossopharyngeal N. branches
CN IX Tympanic n. carotid branch pharyngeal branch tonsilar branch lingual branch N. to stylopharyneus m.
32
Greater Petrosal N. (branches and axons)
Pre-G Para (superior salivatory nucleus in pons) pterygopalatine ganglion Sensory (taste from geniculate ganglion) to innervate muscosa of palate N. of Pterygoid canal
33
N. to stapedius
Branch of facial n. in facial canal LMN form Facial motor nucleus in Pons stapedius muscle
34
Posterior Ethmoidal N. (axons and innervation)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus cavernous sinus) Mucosa of superior nasal cavity
35
Long Ciliary N. (axons and innervation)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus cavernous sinus) Eye Post-G Sym of dilator muscles of iris
36
Short Ciliary N (axons and innervation)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus cavernous sinus) Innervation of eye PostG Sym dilator muscle of iris PostG para (ciliary ganglion) constrictor muscle of iris
37
Anterior ethmoidal n. (axons and innervation)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus cavernous sinus) Mucosa of frontal and ethmoidal sinus, superior nasal cavity skin overlying nose
38
what transmits the trochlear n?
superior orbital fissure
39
Frontal N. (branches)
Supraorbital N. Supratrochlear N.
40
What houses the pituitary?
hypophyseal fossa
41
what is the function of the hypophyseal fossa?
houses pituitary
42
what transmits mandibular n.?
foramen ovale
43
N. to mylohyoid
Branch of inferior alveolar n. (sensory branch of meningeal n.) S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) mylohyoid m anterior digastric m.
44
Foramen Rotundum function
transmits maxillary n.
45
Nerve to lateral pterygoid
Muscular branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) Lateral pterygoid m.
46
Nasociliary N. Branches
Anterior ethmoidal N. Posterior Ethmoidal N. Long Ciliary N. Short Ciliary N. Infratrochlear N.
47
Pterygopalatine nerves (Branches)
Nerves that emerge from Pterygopalatine ganglion Phargyngeal n. lateral posterior superior nasal n. medial posterior superior nasal n. greater palatine n. lesser palatine n.
48
Nerve to medial pterygoid
Muscular branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) Medial pterygoid tensor palatini tensor tympani
49
Infraorbital n. a. and v. runs through?
infraorbital groove and canal
50
Superior Ramus of Oculomotor N. (axons)
Muscular Branches Sensory (from ophthalmic n. in Superior orbital fissure) Post-G Sym (superior cervical ganglion/internal carotid plexus in cavernous sinus) LMN (oculomotor nulcues in midbrain)
51
Meningeal Branch
branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) Cranial dura mater
52
Facial N branches
Branches in facial canal Greater petrosal n. branches in stylomastoid foramen branches on face
53
what transmits abducent n?
superior orbital fissure
54
Infratrochlear N. (axons and innervation)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus cavernous sinus) skin over bridge of nose
55
Alveolar canals function
transmits superior alveolar a .v. and n
56
what transmits meningeal recurrent branch of mandibular a.
foramen spinosum
57
what transmits accessory meningeal a?
foramen ovale
58
what transmits the superior ophthalamic vein?
superior orbital fissure
59
What is function of optic canal?
transmits: optic n. ophthalmic a.
60
What houses the sublingual gland?
Sublingual Fossa
61
Middle Superior alveolar n.
Sensory (trigeminal ganglion) Post-G Sym ( external carotid plexus) upper premolars S, Post-G S, Post-G Parap (pterygopalatine ganglion) maxillary sinus
62
N. of Pterygoid Canal
Branch of greater petrosal (fascial n.) Post-G symp Pre-G para of pterygopalatine ganglion
63
Branches of face for facial n.
Temporal zygomatic buccal marginal mandibular cervical
64
What houses the submandibular gland?
Submandibular Fossa
65
What is the function of the mandibular notch?
transmits nerve and artery of masseter muscle
66
Mental Foramen
Transmits Mental N., A., and V.
67
Optic N. Branches
CN 2 Carries visual sensory information from neural retina to the diencephalon and midbrain Optic Chiasm Optic Tract
68
Mental N
Branch of inferior alveolar n. (sensory branch of meningeal n.) S (trigeminal ganglion), post G Sym (external carotid plexus) skin overlying chin, lower lip labial mucosa and gingiva
69
Cervical branch
Branch of facial n. LMN (facial motor nucleus of pons) PostG Sym (external carotid plexus) platysma m.
70
Lacrimal N. (Axons)
Lateral branch of Ophthalmic N. Sensory (trigeminal ganglion) Post-G Sym (Superior Cervical Ganglion/internal carotid plexus in cavernous sinus) Post-G Para (pterygopalatine ganglion via zygmatic n.)
71
Petrotympanic Fissure
transmits chorda tympani n. anterior tympanic a.
72
Deep Temporal N.
Muscular branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) Temporalis m.
73
what transmits maxillary n.?
foramen rotundum
74
Inferior Ramus of Oculomotor N. (innervations)
Medial Rectus m. Inferior Rectus m. Inferior Oblique m. Post-G Para travel with short ciliary n. of Trigeminal N. to innervate ciliary body and constrictor m. of iris
75
what transmits infraorbital a. n. and v?
infraorbital foramen
76
Temporal branch
Branch of facial n. LMN (facial motor nucleus of pons) PostG Sym (external carotid plexus) frontalis m. orbicularis oculi m.
77
What transmits the accessory n?
formane magnum Jugular Notch and foramen
78
What transmits the vertebral a. and v?
Foramen magnum
79
Anterior Ethmoidal Foramen function
Anterior Ethmoidal a. n. and v.
80
Greater Palatine N.
Sensory (trigeminal ganglion) Taste (greater petrosal) Post-G Sym ( N of pterygoid canal) Post-G Parap (pterygopalatine ganglion) muscosa of nasal cavity (inferior concha), Hard palate and associated gingiva
81
what transmits facial n.?
internal auditory meatus stylomastoid foramen
82
Sphenopalatine foramen function
transmits sphenopalatine a and v. posterior nasal n.
83
Function of carotid canal?
transmits internal carotid a. carotid n.
84
Supratrochlear N. (axons)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus in cavernous sinus)
85
Function of internal auditory metaus?
transmits: facial n. vestibulochlear n, Labryinthine a. and v.
86
Greater palatine canal function
greater palatine n. a. v.
87
Pharyngeal N.
Sensory (trigeminal ganglion) Post-G Sym ( N of pterygoid canal) Post-G Parap (pterygopalatine ganglion) Mucosa of nasal pharynx and auditory tube
88
Zygomatic N.
Sensory (trigeminal ganglion) Post-G Sym ( external carotid plexus skin over zygomatic arch Post-G Parap (pterygopalatine ganglion) innervation of lacrimal gland
89
what transmits internal jugular vein?
jugular forman
90
what transmits vestibulochlear n?
internal auditory meatus
91
what transmits chorda tympani n?
petrotympanic fissure
92
Supraorbital N. (axons)
Sensory (trigeminal ganglion) Post-G Sym (Superior cervical ganglion/internal carotid plexus in cavernous sinus)
93
what transmits the frontal n?
superior orbital fissure
94
what houses carotid vein?
carotid groove
95
Ophthalmic N. (innervation)
Skin of Forehead, upper lid, nose Cornea Mucos (nasal cavity) extra-ocular Muscles
96
What test to do you do to test the jaw?
Jaw jerk Mandibular N. of trigeminal
97
Medial posterior superior nasal n.
Sensory (trigeminal ganglion) Post-G Sym ( N of pterygoid canal) Post-G Parap (pterygopalatine ganglion) muscosa of nasal septum anterior hard palate and associated gingiva
98
Supraorbital N. (innervation)
skin overlying forehead, lid, scalp Muscosa: frontal sinus
99
Abducens N
CN VI Sensory (ophthalmic n. in superior orbital fissure) post-G Sym (internal carotid plexus in cavernous sinus) LMN (abducens nucleus in pons) Lateral Rectus m.
100
buccal branch
Branch of facial n. LMN (facial motor nucleus of pons) PostG Sym (external carotid plexus) buccinator depressor anguli oris levator anguli oris levator labii superioris zygmaticus major Nasalis obicularis oris
101
Infraorbital foramen
transmits infraorbital a. n. v
102
Superior Orbital Fissue
Transmits: 1) Superior ophthalmic v. 2) Lacrimal N. 3) frontal n. 4) trochlear n. 5) abductent n. 6) Oculomotor n. 7)nasocilliary n.
103
what transmits lesser petrosal n.?
foramen ovale
104
Posterior ethmoidal foramen function
posterior ethmoidal a. n. and v
105
Auriculotemporal n.
Sensory branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) TMJ, external auditory meatus, skin of anterior ear S, Post-G Sym, Post-G Para (otic ganglion) Parotid gland
106
Foramen ovale function
transmits: mandibular n. Lesser petrosal n. accessory meningeal a.
107
what transmits glossopharyngeal n.?
Jugular foramen
108
Supratrochlear N. (innervation)
skin overlying medial aspect of forehead, lid, scalp
109
Foramen Magnum
Transmits: spinal cord vertebral a., v, accessory n.
110
how do you test XI.?
Shoulder strug
111
Superior Ramus of Oculomotor N. (innervations)
Superior Rectus m. Levator Palpebrae superioris m.
112
what transmits optic n.?
optic canal
113
Where does the ethmoidal a. v. and n go through?
Anterior Ethmoidal foramen
114
What transmits the Mental N., A., and V.?
Mental Foramen
115
Mandibular Foramen
Transmits the inferior alveolar n. a. and v.
116
Infraorbital groove and canal
transmits infraorbital n. a. v.
117
Infraorbital N. (branches and axons)
Middle superior alveolar n. , anterior superior alveolar n. Sensory (trigeminal ganglion) Post-G Sym ( external carotid plexus skin over upper lip, lateral cheek, lateral nose, lower lid Sensory, post-G sym Post-G Parap (pterygopalatine ganglion) mucosa of upper lip, labial gingival, maxillary sinus
118
Hypoglossal Canal
transmits hypoglossal n.
119
what houses internal carotid a.?
carotid groove
120
what transmits ophthalamic a.?
optic canal
121
Incisive Fossa function
transmits nasopalatine n. and a. greater palatine a.
122
Zygomatic branch
Branch of facial n. LMN (facial motor nucleus of pons) PostG Sym (external carotid plexus) levator anguli oris levator labii superioris orbicularis occuli m. zygomaticus major
123
Pterygoid Canal function
transmits nerve of the pterygoid canal
124
what transmits vagus n.
Jugular foramen
125
Stylomastoid foramen function
transmits Facial n.
126
What do you do to test tounge reflex?
Gag reflex S: Glossopharyngeal N. Motor: vagus (see all the mucles contract Tongue deviation: hypoglossal N.
127
Optic chiasm
anatomic site where nasal retinas cross the midline to the contralateral optic tract
128
Inferior Ramus of Oculomotor N. (axons)
2 branches Muscular: Sensory (from ophthalmic n. in Superior orbital fissure) Post-G Sym (Superior cervical ganglion/internal carotid plexus in cavernous sinus) LMN (oculomotor nulcues in midbrain) Parasympathetic to ciliary ganglion PreG Para (Edinger-Westphal nucleus in midbrain)
129
what transmits oculomotor nerve?
superior orbital fissure
130
Marginal mandibular branch
Branch of facial n. LMN (facial motor nucleus of pons) PostG Sym (external carotid plexus) depressor anguli oris depressor labii inferioris mentalis orbicularis oris
131
Lacrimal N. (innervation)
S/PostG: Skin over lateral aspect of upper lid and forehead Post-G Parap: Lacrimal Gland
132
What transmits the spinal cord?
Foramen magnum
133
Olfactory n. runs through
olfactory foramina
134
Branches of stylomastoid foramen
N. to stylohyoid m. n. to posterior digastric m. Both LMN (facial motor nucleus of pons) Post-G Sym (external carotid plexus)
135
what is the function for sulcus for transverse sinus?
houses transverse sinus
136
Lesser Palatine N.
Sensory (trigeminal ganglion) Taste (greater petrosal) Post-G Sym ( N of pterygoid canal) Post-G Parap (pterygopalatine ganglion) Mucosa of oral and pharyngeal surfaces of soft palate
137
Posterior superior alveolar N.
Sensory (trigeminal ganglion) Post-G Sym ( external carotid plexus) upper molars Sensory Post-G Sym mucosa of maxillary sinus and buccal gingiva
138
what transmits hypoglossal n?
hypoglossal canal
139
what transmits posterior nasal n.
sphenopalatine foramen
140
What houses mylohyoid nerve?
Mylohyoid groove
141
Masseteric n.
Muscular branch of mandibular n. S (trigeminal ganglion), post G Sym (external carotid plexus) LMN (trigeminal motor nucleus of pons) Masseter muscle
142
What transmits greater palatine n. a. v.
greater palatine canal
143
what is the function of the foramen spinosum?
transmits: middle meningeal a. meningeal recurrent branch of mandibular a.
144
What transmits the inferior alveolar n. a and v?
Mandibular foramen
145
Sensory branches of Mandibular N.
Long Buccal N. Auriculotemporal n. Lingual n. inferior alveolar n.
146
Inferior alveolar n. (axons and branches)
Sensory branch of mandibular n. Mental n. N. to mylohyoid S (trigeminal ganglion), post G Sym (external carotid plexus) Lower teeth, adjacent buccal and labial gingiva
147
Where does the tympanic plexus get post-g sym?
through carotid canal through foramina in carotid canal
148
Deep petrosal N.
communicates with maxially branches in pterygopalatine fossa vis n. of pterygoid canal
149
What post-G Symp go through cavernous sinus?
III, IV, V ophthalmic V max and VI
150
what CN gets post-G sym from external carotid plexus?
Mandibualr V, VII, IX, X, XII
151
what CN get post-G Sym from the superior cervical ganglion just as it exits the skull via hypoglossal canal, stylomastoid foramen or jugular foramen?
VII, IX, X, XI, XII

Anatomy Head and Neck (11 decks)

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