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Neuroanatomy 2 - PNS > Unit 2 > Flashcards

Unit 2 Flashcards

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0
Q

The apparent origin of the facial nerve lies at the inferior pontine sulcus, just lateral to the recess between _____________ and ___________.

A

Olive

Inferior cerebellar peduncle (restiform body)

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1
Q

Name three nerves which are located in the internal acoustic meatus?

A

Facial nerve
Vestibulocochlear nerve
Nervus intermdius

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2
Q

Name four cranial nuclei and their modality related with the facial nerve.

A

Nucleus of the facial nerve - branchial efferent
Superior salivatory nucleus - visceral efferent
Tractus solitarius nucleus - taste sensation and efferent fibers
Spinal nucleus of the trigeminal nerve - general sensory

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3
Q

The small sensory root of the facial nerve is called ________.

A

NERVUS INTERMEDIUS

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4
Q

Name the nucleus which sends efferent fibers to the ventral group of nucleus of the thalamus.

A

SUPERIOR SALIVATORY NUCLEUS

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5
Q

At the end of the acoustic meatus the facial nerve enters the ______ which descends to reach the _______

A

FACIAL CANAL

STYLOMASTOID FORAMEN

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6
Q

The genicular ganglion communicates with the pterygopalatine ganglion through the _________

A

greater petrosal nerve of the facial nerve

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7
Q

The cervical branch of the facial nerve communicates with _______ of _____

A

TRANSVERSE CUTANEOUS CERVICAL NERVE

C2 & C3

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8
Q

Name the nerve which carries taste fibers from the palate & preganglionic parasympathetic nerve for the lacrimal, nasal & palatine mucosal glands.

A

GREATER PETROSAL NERVE

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9
Q

In the foramen lacerum, the greater petrosal nerve joined with the ____________ from _________ & it becomes the nerve of the pterygoid canal.

A

DEEP PETROSAL NERVE

internal carotid plexus

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10
Q

Name the nerve which connects the genicular ganglion to the otic ganglion.

A

lesser petrosal nerve

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11
Q

Name the nerve which conveys the middle meningeal sympathetic plexus to the genicular ganglion.

A

EXTERNAL PETROSAL NERVE

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12
Q

Before the facial nerve emerges from the stylomastoid foramen, it receives the auricular branch from ___________

A

the VAGUS nerve

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13
Q

Name two nerves from the facial nerve which arise in the facial canal.

A

NERVE TO THE STAPEDIUS OF THE CHORDA TYMPANI

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14
Q

Name the nerve which passes the middle tympanic cavity through the anterior & then posterior canaliculi. _____ of _____

A

CHORDA TYMPANI

Facial nerve

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15
Q

Name the nerve which communicates with the posterior branch of the great auricular nerve.

A

POSTERIOR AURICULAR NERVE

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16
Q

Name the nerve which supplies the occipital belly of the epicranium.

A

OCCIPITAL branch of Posterior Auricular of the Facial nerve

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17
Q

Name the nerve which supplies the intrinsic muscles of the lateral surface of the auricle.

A

TEMPORAL NERVE OF FACIAL NERVE

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18
Q

Name the nerve which supplies the frontal belly of the occipitofrontalis.

A

Temporal nerve of Facial nerve

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19
Q

Name the six intrinsic muscles of the auricle.

A 
helicis major
helicis minor
tragicus
antitragicus
transversus auriculae
oblique auriculae
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20
Q

Name the two nerves which innervate the orbicularis oculi.

A

TEMPORAL NERVE

ZYGOMATIC NERVE

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21
Q

The superficial branches of the buccal nerve are joined with the ________ of the _______ & ________ of the ________

A

infratrochlear nerve of the nasocilliary nerve

external nasal nerves of the anterior ethmoidal nerve

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22
Q

The levator anguli oris & the zygomaticus minor are innervated by the ____________

A

UPPER DEEP BRANCHES of ZYGOMATIC NERVE

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23
Q

Name the nerve which innervates the risorius.

A

MARGINAL MANDIBULAR of FACIAL NERVE

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24
Name the two nerves which join together and become the nerve to the pterygoid canal.
GREATER PETROSAL NERVE and DEEP PETROSAL NERVE
25
Name the three nerves which are branches of the facial nerve at the exit of the stylomastoid foramen.
POSTERIOR AURICULAR NERVE DIGASTRIC NERVE STYLOHYOID NERVE
26
Name the nerve which arises from the facial nerve opposite the pyramidal eminence on the posterior tympanic cavity wall.
NERVE TO THE STAPEDIUS
27
Name the nerve which passes through the posterior & anterior canaliculi on the tympanic bony walls.
CHORDA TYMPANI
28
The chorda tympani join the _______ of the mandibular nerve of the trigeminal nerve
LINGUAL NERVE
29
The afferent fibers from the presulcal part of the tongue form the ________ nerve of the ________.
CHORDA TYMPANI | FACIAL NERVE
30
Name two nerve which communicate with the posterior auricular nerve of the facial nerve.
GREAT AURICULAR NERVE | LESSER AURICULAR NERVE
31
Name the nerve which innervates the corrugator supercilii.
TEMPORAL Nerve
32
Name the intrinsic muscles of the auricle. (6)
``` helicis major & minor tragicus antitragicus transversus auriculae oblique auriculae ```
33
The procerus is innervated by the ________.
SUPERFICIAL BRANCHES of ZYGOMATIC NERVE
34
Name the nerve which innervates the zygomaticus major.
UPPER DEEP BRANCHES of ZYGOMATIC NERVE
35
Name the nerve which innervates the risorius.
MARGINAL MANDIBULAR of FACIAL N
36
The transverse cutaneous cervical nerve communicates with _______ of the facial nerve
CERVICAL NERVE
37
Name the sequential nerves from the superior salivatory nucleus to the submandibular ganglion.
Superior Salvitory Nucleus-->Facial Nerve-->Chorda Tympani--> Lingual Nerve-->Submandibular Ganglion
38
Facial paralysis is known as ________
Bell’s Palsy
39
The cochlear nerve arises from the _______ ganglion
spiral ganglion of Corti
40
The hair cells of the organ of Corti are for (hearing/balancing) sense.
hearing
41
The foraminous spiral tract becomes the ____________.
cochlear root aka radix cochlearis
42
The cochlear nerve terminates in the _________.
ventral/anterior cochlear nucleus and | dorsal/posterior cochlear nucleus
43
The nerve fibers from the basal cochlear convolution terminate in the__________ part of the posterior cochlear nucleus for the tonotopic organization
medial
44
The trapezoid body contains ______, _______ & ______ nuclei
posterior medial anterior
45
Name the connection between the dorsal cochlear nucleus to opposite side of the lemniscus.
Posterior acoustic striae aka medullary striae
46
The Probst’s commisure connects the right & left ____________
posterior nuclei of the lateral lemnisci
47
The peduncle of the inferior colliculi connects from the ____________ to the ________ for sound information.
commisure of the inferior colliculi | medial geniculate body
48
The right & left medial geniculate bodies are inter-connected by the ___________.
inferior supraoptic commisure or Gudden’s Commissure
49
The auditory cortex is located in the ________ gyrus.
superior temporal
50
The vestibular nerve originated from the _______ ganglion in the __________.
vestibular | internal acoustic meatus
51
The superior part of the vestibular ganglion receives nerves from the ______________.
anterior ampullary nerve lateral ampullary nerve utricular nerve part of the saccular nerve
52
Name the first nucleus where the vestibular nerve enters centrally.
Lateral Vestibular Nucleus/Deiter’s Nucleus
53
Name the four vestibular nuclei in the caudal pons.
Lateral vestibular/Deiter’s nucleus superior vestibular/Bechterew’s nucleus medial vestibular/Schwalbe’s nucleus the inferior vestibular nucleus
54
The vestibular nuclei connect to the _________ of the cerebellum.
nodulus and the flocculus
55
Name the tract which originates from the lateral vestibular nucleus to the sacral spinal cord for antigravity reflexes.
Vestibulospinal tract
56
Name five commisures connecting the vestibular tract in the central nervous system.
Probst’s Commissure commissure of the inferior colliculi inferior supraoptic commisure/Gudden’s Commissure trapezoid body medullary striae/posterior acoustic striae
57
Name four cranial nuclei and their target organ(s) related with the facial nerve.
Nucleus of the facial nerve - facial and auricular muscles Superior salivatory ganglion - submandibular, sublingual, anterior lingual, lacrimal, pharyngeal, nasal, and palatine glands Tractus solitarius nucleus - ventral lateral thalamic nuclei? Spinal nucleus of the trigeminal nerve - skin of the auricular concha and external acoustic meatus
58
Name the nucleus, which sends visceral motor fibers to the submandibular, sublingual & lacrimal glands. ________________
Superior salivatory nucleus
59
Name the visceral efferent cranial nucleus and their peripheral ganglion.
Edinger-Westphal/accessory oculomotor nucleus - ciliary ganglion Inferior salivatory nucleus - Superior salivatory nucleus - Dorsal Vagal nucleus -
60
At the lateral end of the acoustic meatus, the facial nerve enters the _____ to reach the ______.
Facial canal | Geniculate ganglion
61
Name four nerves, which communicate with the facial nerve at the stylomastoid foramen.
Glossopharyngeal Vagus Great auricular Auriculotemporal
62
Name two ganglia, which communicate with the genicular ganglion.
Pterygopalatine ganglion | Otic ganglion
63
Name the modality(s) of the greater petrosal nerve.
Special sensory (taste) Visceral efferent General sensory
64
The greater petrosal nerve conveys between ____ and ____.
Geniculate ganglion | Nerve to the pterygoid canal
65
The deep petrosal nerve conveys between ____ and ____.
Internal carotid plexus | Nerve to the pterygoid canal
66
The external petrosal nerve conveys between ____ and ____.
Middle meningeal sympathetic plexus | Geniculate ganglion
67
The lesser petrosal nerve conveys between ____ and ____.
Tympanic plexus | Otic ganglion
68
In the foramen lacerum, the greater petrosal nerve joined with the ____ from _____ & it becomes the nerve of the pterygoid canal.
Deep petrosal nerve | Internal carotid plexus
69
Before the facial nerve emerges from the stylomastoid foramen, it receives the auricular nerve from the _____.
Vagus
70
Name the nervous communications in sequence from the genicular ganglion to the pterygopalatine ganglion for the visceral efferent fibers.
Greater petrosal nerve communicates with the deep petrosal nerve to form the nerve of the pterygoid canal --> pterygopalatine ganglion
71
Name nerves of sequential pathway of the visceral efferent nerves from the superior salivatory nucleus to the sublingual gland.
``` Superior salivatory ganglion Nervus intermedius Facial nerve Chorda tympani Lingual nerve of the mandibular nerve of the trigeminal Submandibular ganglion Lingual nerve Sublingual gland ```
72
Name the two nerves, which join and become the nerve to the pterygoid canal.
Greater petrosal nerve | Deep petrosal nerve of the internal carotid plexus
73
Name the nerve, which conveys the middle meningeal sympathetic plexus to the genicular ganglion.
External petrosal nerve
74
Name the nerve, which communicates with the posterior branch of the great auricular nerve. ___
Posterior auricular nerve of the facial nerve
75
The cervical branch of the facial nerve communicates with _____ of _______.
Transverse cutaneous nerve
76
Name two branches of the facial nerve in the facial canal.
Nerve to the stapedius | Chorda tympani
77
Name three branches of the facial nerve at the exit of the stylomastoid foramen.
Posterior auricular nerve Digastric nerve Stylohyoid nerve
78
Name five branches of the facial nerve on the face.
``` Temporal Zygomatic Buccal Marginal mandibular Cervical ```
79
Name the nerve, which arises from the facial nerve opposite the pyramidal eminence on the posterior tympanic cavity wall.
Nerve to the stapedius
80
Name the nerve which passes the middle tympanic cavity through the anterior & then posterior canaliculi. _______ of _______
Chorda tympani of the facial nerve
81
Name the modality(s) of the chorda tympani.
Special afferent/sensory Somatic afferent/sensory Preganglionic parasympathetic motor/efferent (secretomotor)
82
The chorda tympani join the _____ of _____
Lingual nerve of the facial nerve
83
Name the nerve, which supplies the occipital belly of the epicranium. __________ of ____________
Occipital nerve of the posterior auricular nerve of the facial nerve
84
Name the nerve, which supplies the intrinsic muscles of the lateral surface of the auricle. ________ of _________
Temporal nerves of the facial nerve
85
Name the six intrinsic muscles of the auricle.
``` Helicus major Helicus minor Tragus Antitragus Transversus auriculae Oblique auriculae ```
86
Name the nerve, which supplies the frontal belly of the occipitofrontalis.
Temporal nerves of the facial nerve
87
Name the two nerves, which innervate the orbicularis oculi.
Temporal and zygomatic nerves of the facial nerve
88
The superficial branches of the buccal nerve join with the ____ of _____ & _____ of _____.
Infratrochlear nerve of the nasociliary nerve | External nasal of the anterior ethmoidal nerve
89
The levator anguli oris & the zygomaticus minor are innervated by the _____ of _____.
Upper branches of the buccal nerves of the facial nerve
90
Name the nerve, which innervates the risorius. ______ of ______
Marginal mandibular nerve of the facial nerve
91
Name two nerves, which communicate with the posterior auricular nerve of the facial nerve.
Posterior branch of the great auricular | Lesser occipital nerve
92
Name the nerve, which innervates the corrugator supercilii.
Temporal nerves of the facial nerve
93
The procerus is innervated by the ________ of __________.
Superficial branches of the buccal nerve of the facial nerve
94
Name the nerve, which innervates the zygomaticus major. __________ of _________
Upper deep branches of the of the buccal nerve of the facial nerve
95
The transverse cutaneous cervical nerve communicates with ____ of the facial nerve.
Cervical nerve
96
Name the sequential nerves from the superior salivatory nucleus to the submandibular ganglion.
Sup. Salivatory Nucleus, nervous intermedius, facial nerve, chorda tympani, lingual nerve, submandibular ganglion
97
Facial paralysis is known as ___________.
Bell's Palsy
98
The cochlear nerve arises from the ______________ ganglion.
Spiral ganglion of Corti
99
The hair cells of the organ of Corti are for (hearing/balancing) sense.
Hearing
100
The foraminous spiral tract becomes the ________ root or nerve.
Cochlear nerve or radix cochlearis
101
The cochlear nerve terminates in the ______ & _______ nuclei.
Anterior cochlear | Posterior cochlear
102
The nerve fibers from the basal cochlear convolution terminate in the _____ part of the (posterior)ventral cochlear nucleus for the tonotopic organization
Medial
103
The trapezoid body contains _____, ______ & _____ nuclei.
Posterior, medial, and anterior nuclei of the trapezoid body (superior olive)
104
Name the connection between the dorsal cochlear nucleus to opposite side of the lateral lemniscus.
Posterior acoustic (medullary) striae
105
The Probst’s commisure connects the right & left ________.
Lateral Commissure
106
The peduncle of the inferior colliculi connects from _____ to _____for sound information.
Inferior colliculus | Medial geniculate body
107
The right & left medial geniculate bodies are inter-connected by the __________.
Inferior supraoptic (Gudden's) commissure
108
Name five commisures connecting the cochlear tract in the central nervous system.
``` Trapezoid body Posterior acoustic (medullary) striae Probst's commissure Commissure of the inferior colliculi Gudden's commissure/inferior supraoptic commissure ```
109
The auditory cortex is located in the __________ gyrus.
Superior temporal
110
The vestibular nerve originated from the ____ ganglion in the _______.
Vestibular ganglion | Internal acoustic meatus
111
The superior part of the vestibular ganglion receives nerves from the ___, ___, ____ & ___.
Anterior ampullary nerve Lateral ampullary nerve Utricular nerve Part of the saccular nerve
112
Name the first nucleus where the vestibular nerve enters centrally.
Lateral vestibular/Deiter's nucleus
113
Name the four vestibular nuclei in the caudal pons.
Lateral vestibular/Deiter's nucleus Superior vestibular/Bechterew's nucleus Medial vestibular/Schwalbe's nucleus Inferior vestibular nucleus
114
The vestibular nuclei connect to the ____, ____, & _____ of the cerebellum.
Nodulus Flocculus Uvula
115
Name the tract which originates from the lateral vestibular nucleus to the sacral spinal cord for antigravity reflexes.
Vestibulospinal tract
116
Name the nucleus for the taste sense of the glossopharyngeal nerve.
Nucleus of the tractus solitarius
117
Name the nucleus of the general sense of the glossopharyngeal nerve.
Spinal nucleus of the trigeminal nerve
118
Name the motor nucleus of the glossopharyngeal nerve for the stylopharyngeus.
Rostral nucleus Ambiguus
119
The parasympathetic fibers in the glossopharyngeal nerve are originated from the ___ nulceus.
Inferior salivatory nucleus
120
Name the nucleus, which sends the efferent fibers to the parotid gland.
Inferior salivatory nucleus
121
Name the nerves, which convey the visceral efferent fibers from the inferior salivatory nucleus to the parotid gland in sequence.
``` Inferior salivatory nucleus Tympanic nerve Tympanic plexus Lesser petrosal nerve Otic ganglion Auriculotemporal nerve Parotid gland ```
122
The glossopharyngeal nerve leaves the cranial cavity through _____.
Central part of the jugular foramen
123
The superior ganglion of the glossopharyngeal nerve gives off branches to the pharynx. True/false
False - the superior ganglion gives off no branches
124
The auricular nerve of the vagus communicates with ______ of the glossopharyngeal nerve.
Inferior ganglion
125
Name the nerve, which perforates the posterior belly of the digastric to communicate with the trunk of the glossopharyngeal nerve.
Facial nerve
126
Name the nerve, which arise from the inferior ganglion of the glossopharyngeal nerve & ascends through the inferior tympanic canaliculi.
Tympanic nerve
127
Name the nerves, which form the tympanic plexus.
Branches to the mucus membranes of the tympanic cavity Lesser petrosal nerve Catoticotympanic nerves
128
Name the nerve, which passes the foramen ovale or the canaliculi innominatus to join the otic ganglion.
Lesser petrosal nerve
129
Name the nerve, which innervates the carotid sinus.
Carotid nerve
130
Name the nerves, which form the pharyngeal plexus.
Pharyngeal nerve of the Glossopharyngeal nerve Pharyngeal nerve of the vagus Laryngopharyngeal nerve of the superior cervical ganglion
131
Name the nerve, which innervates the stylopharyngeus muscle.
Stylopharyngeal nerve
132
Name the nerve that innervates the postsulcal part of the tongue for the taste & general sense.
Lingual nerve of the Glossopharyngeal nerve
133
Name the nerve, which innervates the vallate papillae.
Lingual nerve of the vagus
134
The otic ganglion is functionally connected to _____________.
Glossopharyngeal nerve
135
Name the nerves that convey the visceral motor fibers from the inferior salivatory nucleus to the parotid ganglion in sequence.
``` Inferior salivatory nucleus Glossopharyngeal nerve Tympanic nerve Tympanic plexus Lesser petrosal nerve Otic ganglion Auriculotemporal nerve Parotid gland ```
136
The sympathetic root of the otic ganglion is derived from ____________.
Middle meningeal plexus from the auriculotemporal nerve to the parotid gland
137
Name the four nuclei, which are connected to the vagus nerve.
Dorsal nucleus of the vagus Nucleus Ambiguus Nucleus of the tractus solitarius Spinal nucleus of the trigeminal nerve
138
Name the related cranial nerves to the nucleus of the tractus solitarius.
``` Facial nerve (greater petrosal nerve and chorda tympani) Glossopharyngeal nerve Vagus nerve (internal laryngeal nerve) ```
139
The superior ganglion of the vagus is also known as __________.
Jugular ganglion
140
The nodose ganglion is known as __________.
Inferior ganglion
141
The meningeal nerve of the vagus arises from the _______.
Jugular ganglion
142
Name the nerves which arise from the jugular ganglion.
Cranial root of accessory nerve Inferior ganglion of the Glossopharyngeal nerve Facial nerve thru the auricular nerve of the vagus Meningeal nerve of the vagus
143
Name the nerves which arise from the nodose ganglion.
``` Hypoglossal nerve 1st and 2nd ventral cervical nerves Branches to the carotid body from the vagus Pharyngeal nerve of the vagus Superior laryngeal of the vagus ```
144
Name the nerve, which is distributed to the posterior wall of the external acoustic meatus.
Ramus of the auricular branch of the vagus nerve
145
Name the branch of the vagus, which joins the posterior auricular nerve of the facial nerve.
Auricular branch
146
Name the nerve, which crosses the 1st part of the right subclavian artery.
Right vagus nerve
147
Name the nerves, which supply the carotid body.
Carotid verve of the Glossopharyngeal nerve
148
The superior laryngeal nerve arises from __________.
Middle of the nodose ganglion
149
Name the nerve, which supplies the sensory fibers to above the vocal fold of the larynx.
Internal laryngeal nerve of the superior laryngeal nerve of the vagus
150
Name the nerve, which supplies the aryepiglotic fold.
Lower branch of the internal laryngeal nerve of the superior laryngeal nerve of the vagus
151
Name the nerve, which innervates the cricothyroid muscle.
External laryngeal nerve of the superior laryngeal nerve of the vagus
152
Name the nerve, which winds the aortic arch just behind the ligamentum arteriosum.
Left recurrent laryngeal nerve of the vagus
153
Name the nerve, which innervates to all the laryngeal muscles except the cricothyroid muscle.
Left recurrent laryngeal of the vagus
154
Name the nerve, which supplies sensory fibers to the mucous membrane below the vocal folds of the larynx.
Left recurrent laryngeal nerve of the vagus
155
The 2nd to 5th or 6th thoracic ganglia of the sympathetic trunk join the __________.
Posterior pulmonary/bronchial branches to form the right posterior pulmonary plexus
156
The 2nd, 3rd & 4th thoracic ganglia join to the ____________.
Posterior pulmonary/bronchial branches to form the left posterior pulmonary plexus
157
The anterior vagal trunk is formed mainly by ___________.
Anterior part of the esophageal plexus
158
Name the four branches from the vagus nerve in the thorax.
Cardiac (inferior) Left recurrent laryngeal Pulmonary Esophageal
159
Name the nerve, which is distributed to the dura mater in the posterior cranial fossa.
Meningeal branch of the vagus
160
Name the principal motor nerve of the pharynx.
Pharyngeal nerve of the vagus
161
The cranial root of the accessory nerve is mainly carried by the _____of ______ and _____of ______ .
Pharyngeal nerve of the vagus | Recurrent laryngeal nerve of the vagus
162
The vagal fibers of the pharyngeal plexus innervate the muscles of the soft palates except _____.
Tensor veli palatini
163
The fiber from the pharyngeal nerve of the vagus joins the hypoglossal nerve, which is also known as _________.
Ramus lingularis vagi
164
The large celiac branch is mainly from the ____________.
Posterior Vagal trunk
165
In the abdomen, the posterior vagal trunk divides into a small ______ branch & a large _______ branch.
Gastric | Celiac
166
Name the four plexuses, which the celiac branch of the posterior vagal trunk supplies.
``` Splenic Hepatic Renal Suprarenal Superior mesenteric ```
167
Name the two nuclei of the accessory nerve.
Nucleus Ambiguus | Spinal nucleus of the accessory nerve
168
Name two nerves of the vagus which carry the cranial root fibers of the accessory nerve.
Pharyngeal nerve | Recurrent laryngeal nerve
169
Name the soft palate muscle, which is not innervated by the cranial root of the accessory nerve.
Tensor veli palatini (nerve to the medial pterygoid of the mandibular division of the trigeminal nerve)
170
Name the nucleus of origin for the spinal root of the accessory nerve.
Spinal nucleus of the accessory nerve
171
Name the nerves, which carry proprioceptive sense from the trapezius.
Ventral rami of C3 and C4
172
Wry Neck is also known as _____________.
Spasmodic torticollis
173
Wry neck is called _____ caused by central irritation of the accessory nerve.
Spasmodic torticollis
174
Name the type of neurons in the nucleus of the hypoglossal nerve.
Large multipolar neurons
175
The apparent origin of the hypoglossal nerve is between the ________ & _______.
Olive | Pyramid
176
The hypoglossal nerve exits the cranial cavity through the ______.
Hypoglossal canal of the occipital bone
177
Name the related muscle where the hypoglossal nerve becomes superficial.
Posterior belly of the digastric muscle
178
Name the intrinsic muscles of the tongue, which are innervated by the hypoglossal nerve.
All intrinsic muscles of the tongue except for the palatoglossus
179
Name the branch of the hypoglossal nerve which connects to the pharyngeal plexus on the occipital artery.
Ramus lingularis vagi
180
Near the anterior border of the hyoglossus, the hypoglossal nerve communicates to the _____ of _______.
Lingual nerve of mandibular division of the trigeminal nerve
181
The meningeal nerve of the hypoglossal nerve consists of the ______ & _______ nerve fibers.
Sensory | Sympathetic
182
The upper root of the ansa cervicalis is the branch of ________.
C1 ventral ramus, with fibers from the descending branch from the hypoglossal nerve
183
Name two muscles, which are innervated by the C1 component of the descending branch of the hypoglossal nerve.
Thyrohyoid muscle | Geniohyoid muscle
184
Name the nerve of the hypoglossal nerve, which derived from the upper cervical nerves for sensory & from the superior cervical sympathetic ganglion.
Meningeal branch/nerve
185
Name the branch of the hypoglossal nerve, which constitutes the upper root of the ansa cervicalis.
Descending branch
186
Name the muscles, which are innervated by the ansa cervicalis.
Superior belly of the omohyoid Sternohyoid Sternothyroid Inferior belly of the omohyoid
187
Name the cervical nerves which form the ansa cervicalis.
C1, C2, C3 ventral rami
188
The unilateral lingual paralysis can cause ___________.
Hemiatrophy of the tongue

Neuroanatomy 2 - PNS (4 decks)

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