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Neuroscience I > Cervical And Cranial Nerves > Flashcards

Cervical And Cranial Nerves Flashcards

1
Q

The anterior rami of ___-______ contribute to the cervical plexus?

A

C1-C5

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2
Q

What are the superficial branches of the cervical plexus?

A

Lesser occipital n. (C2-3)
Great auricular n. (C2-3)
Transverse Cervical n.(C2-3)
Supraclavicular n. (C3-4)

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3
Q

_________, _________, and ________ are the deep branches of the cervical plexus?

A

Ansa cervicalis (ansa hypoglossi)
Phrenic n.
Musclar branches

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4
Q

The ansa cervicalis is divided into _______ and _________ roots?

A

Superior and inferior

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5
Q

The superior root (C1-2) leaves the hypoglossal n. Just below _____________?

A

Posterior digastric m.

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6
Q

The inferior root (C2-3) of the ansa cervicalis crosse lateral to the ___________?

A

Internal jugular vein

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7
Q

Ansa cervicalis innervates _______________?

A

Infrahyoid ms. (C1-3)

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8
Q

Phrenic n. Innervates __________?

A

The diaphragm

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9
Q

What are the 6 muscular branches of the cervical plexus

A 
SCM n. (C2-3 +XI)
Trapezius (C2-3+XI)
Levator scapulae m n. (C3-4)
Scalene m. N. (C3-4)
Prevertebral m n. (C2-8)
Longus Colli and capitus (C2-8)
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10
Q

Describe Michael rigidity

A

Rigidity or stiffness of the extensor neck muscles occurs w/ neuralgia, various neck lesion, posterior fossa masses, and meningeal irritation (meningitis) or subarachnoid hemorrhage

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11
Q

________ ________ _______ fibers convey pain, temp., tactile, pressure and proprioception

A

General somatic afferent

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12
Q

_________ nerve carries General somatic afferent (GSA) in the head and neck?

A

Trigeminal n.

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13
Q

_________ _______ ________ fibers convey visceral pain (stretch, ischemia) and reflexes.

A

General visceral afferent

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14
Q

__________ nerve conveys the GVA fiber to the mucosal of the posterior 1/3 of the tongue to the mid-portion of the transverse colon?

A

Vagus nerve

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15
Q

_______ _______ _______ fibers innervate muscles of myotonic origin (extraocular ms. And intrinsic muscles of the tongue)

A

General somatic efferent (GSE)

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16
Q

_______ _______ _____ fibers are associated with the parasympathetic fibers coursing in the III, VII, IX, and X cranial nerves?

A

General Visceral efferent (GVE)

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17
Q

_______ _______ ________ fibers convey olfactory (smell) and taste information.

A

Special Visceral Afferent (SVA)

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18
Q

_______ _______ ________ fibers innervate muscles of branchiomeric origin

A

Special Visceral Efferent

Ex: muscles of mastication (V), facial expression (VII), and larynx and pharynx (X except stylopharyngeus IX)

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19
Q

_________ _________ _________ fibers are associated with the optic (II) and vestibule-cochlear (VIII) nerves?

A

Special Somatic Afferent (SSA)

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20
Q

What are the 4 sensory nuclei of the brain stem?

A

trigeminal sensory nuclei, solitary nucleus, Special Visceral Afferent (SVA) nerves, Special Somatic Afferent (SSA) Nerves

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21
Q

What are the three Motor nuclei of the brain stem?

A

GSE column, GVE Parasympathetic column, SVE column,

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22
Q

The ________ ______ complex is the sensory nucleus for all sensations from the face?

A

trigeminal sensory complex

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23
Q

Where do all cranial nerves (V, VII, IX, and X) terminate?

A

trigeminal sensory complex

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24
Q

The ________ ___ ___ _ _ recieves proprioception inforomation from the facial m.

A

mesencephalic nucleus of V

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25
Q

The ___ _______ ______ __ _ receives precise tactile discrimination information from the face?

A

main sensory nucleus of V

26
Q

The _____ ____ __ _ receives crude tactile, pain, temperature info. from the face?

A

descending nucleus of V

27
Q

What is the sensory nucleus for general sensation from the posterior 1/3 of the tongue to the mid-portion of the transverse colon?

A

Solitary Nucleus

28
Q

What nerve delivers taste info (SVA) to the Solitary Nucleus from the anterior 2/3’s of the tongue?

A

VII, facial nerve

29
Q

What nerve delivers taste info (SVA) to the Solitary Nucleus from the posterior 1/3’s of the tongue?

A

XI, spinal accessory nerve

30
Q

hat nerve delivers taste info (SVA) to the Solitary Nucleus from the epiglottis?

A

X

31
Q

What cranial nerve (SVA) innervates the olfactory epithelium?

A

CN I, olfactory nerve

32
Q

What Cranial nerve (SVA) innervates anterior 2/3 tongue (taste)?

A

VII, facial nerve

33
Q

What Cranial nerve (SVA) innervates posterior 1/3 tongue (taste)?

A

glossopharyngeal nerve, IX

34
Q

What cranial nerve (SVA) innervates epiglottis region (Taste)?

A

Vagus nerve (CN X)

35
Q

Organs derived from ______ tissue are innervated the special somatic afferent (SSA)?

A

ectoderm ( vision, hearing, equilibrium)

36
Q

What are the 4 nucleus of the GSE column?

A

Oculomotor nucleus, trochlear nucleus(IV), abducens nucleus (VI), hypoglossal nucleus (XII)

37
Q

What structures does the Oculomotor nucleus?

A

superior, inferior, and medial recti, inferior oblique, and the levator palpebrae superioris muscles via branches of the oculomotor n.

38
Q

What structures does the Trochlear nucleus?

A

superior oblique muscles

39
Q

What structure does the Abducens nucleus?

A

lateral rectus muscles

40
Q

What structure does the Hypoglossal nucleus?

A

all muscles associated with the tongue, expect the palatoglossus

41
Q

What are the 4 nuclei of the GVE parasympathetic column?

A

Edinger-Westphal nucleus
Superior Salivatory nucleus
Inferior Salivatory nucleus
Dorsal Motor nucleus

42
Q

________ nucleus send preganglionic fibers to the ciliary ganglion via branches of the oculomotor nerve

A

Edinger-Westphal

43
Q

__________ ganglion sends postganglionic fiber to the ciliary m. of the lens and the pupillary constrictor muscles?

A

Ciliary ganglion

44
Q

___________ ________ ganglion send preganglionic fibers to the sphenopalatine and submandibular ganglia

A

Superior Salivatory ganglion

45
Q

__________ ganglion sends postganglionic fibers to the lacrimal gland, and oral and nasal cavities.

A

Sphenopalatine ganglion

46
Q

__________ ganglion send postganglionic fibers to the submandibular and sublingual salivary glands?

A

submandibular ganglion

47
Q

__________ ________ nucleus (XI) send preganglionic fibers to the otic ganglion?

A

Inferior Salivatory nucleus

48
Q

______ ganglion send postganglionic fibers to the parotid salivary gland?

A

otic ganglion

49
Q

_____ ______ nucleus (X) send preganglionic fibers to the scattered ganglia in the larynx, pharynx, thorax, and abdomen.

A

Dorsal Motor Nucleus

50
Q

______ _______ ______ fiber innervate muscles derived from the mesenchyme of the branchial arches?

A

Special Visceral Efferent (SVE)

51
Q

What does the trigeminal nerve (V) innervate?

A

muscles of mastication, tensor palati, tensor tympani, mylohyoid, and anterior digastric

52
Q

What does the Facial nerve (VII) innervate?

A

muscles of facial expression, stylohyoid, stapedius, and posterior digastric

53
Q

What does the Vagus nerve (X)?

A

pharyngeal and laryngeal muscles

54
Q

What does the Spinal accessory nerve?

A

SCM and Trapezis muscles

55
Q

The glossopharyngeal (IX), vagus (X) and spinal accessory (XI) nerves exit the _____ foramen at the base of the _____ between the _____ ___ and the _____ ____ ___?

A

jugular foramen
at the base of the skull
between the internal jugular v. and the internal carotid artery

56
Q

The glossopharyngeal (IX), vagus (X) and spinal accessory (XI) nerves are _____parotid at the level of the neck of the mandible?

A

retroparotid

57
Q

Describe Varnet’s Syndrome

A

basilar skill fracture die to trauma may involve the jugular foramen, and result in an ipsilateral IX, X, and XI paralysis

58
Q

Describe Collet’s or Sicard’s syndrome (Villaret’s) syndrome

A

injury in the retroparotid space, ipsilateral paralysis of cranial nerves IX-XII and the cervical sympathetic trunk

59
Q

Lesions of IX (glossopharngeal n.) result in:

A

loss of gag reflex
slight dysphagia
loss of sensation in pharynx and posterior 1/3 of tongue

60
Q

Lesion of the vagus nerve (V) result in:

A

dysphonia
dysphagia
dyspnea
loss of gag or laryngeal cough reflex

61
Q

lesions of the hypoglossal nerve results in:

A

deviation of the protruded tongue towards the affected side

62
Q

Lesion of the accessory nerve results in:

A

unilateral lesions of the spinal accessory nerve result in an ipsilateral inability to shrug the shoulder, and flex and rotate the head. Test SCM and trapezuis m

Neuroscience I (7 decks)

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