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Neuroanatomy Exam 3/4 Questions > Exam 3/4 > Flashcards

Exam 3/4 Flashcards

1
Q

The nerve fibers of solitary tract

A

Serve as the afferent limb of a variety of reflexes including those that modulate cardiac and respiratory function

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2
Q

What nucleus receives all taste input?

A

Dorsal motor nucleus of the VAGUS

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3
Q

What is NOT part of the auditory pathway?

A

Superior Colliculus

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4
Q

What is the receptor organ for dynamic equilibrium?

A

Christa

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5
Q

The functional component of parasympathetic neurons is?

A

GVE

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6
Q

Identify the ascending pathway for the conscious awareness of pain originating from the eyebrow?

A

Opthalmic Nerve
Trigeminal Ganglion
Spinal Trigeminal Nucleus
Primary Sensory Area

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7
Q

Ascending fibers of the medial longitudinal fasciculus MLF end in the

A

Oculomotor Nuclei

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8
Q

Which pair of nerves innervate the tensor tympani and stapedius muscles?

A

Trigeminal & Facial

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9
Q

Where is the spiral organ (of corti)?

A

Cochlear Duct

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10
Q

Which cranial nerve does not have a parasympathetic component?

A

Vestibulocochlear

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11
Q

There off the following nerves have similar functions - which one is different?

A

Trochlear

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12
Q

Which bundle of nerve fibers contains the central branches of the primary sensory neurons that provide for general sensation (not taste) from the posterior third of the tongue

A

Spinal Trigeminal Tract

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13
Q

What statement is true?

A

Crossing of ascending fibers at more than one level provides exclusive representation of the contralateral cochlea int he primary auditory cortex

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14
Q

Which is involved in the pupillary light reflex?

A

Ciliary Ganglion

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15
Q

How many functional components are in the brainstem?

A

7

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16
Q

What is the fluid inside of scala media?

A

Endolymph

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17
Q

What muscle is supplied by the 6th nerve?

A

Lateral Rectus

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18
Q

Which functional component do the trochlear, oculomotor, and hypoglossal nerves have in common?

A

GSE

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19
Q

Where are the motor neurons that innervate the larynx and pharynx located?

A

Nucleus Ambiguus

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20
Q

Which is the major decussation of the auditory pathway?

A

Trapezoid Body / Fibers

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21
Q

The cochlear nuclei…

A

…receive afferents from the spiral ganglion

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22
Q

Where might a lesion cause a loss of taste?

A

Solitary tract and nucleus

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23
Q

Which cranial nerve carries taste sensation from the back of the throat, including the epiglottis?

A

Vagus

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24
Q

Which group of nerves contain the special visceral afferent functional component?

A

Facial
Olfactory
Vagus

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25
Q

What gyrus is the auditory cortex?

A

Transverse Temporal

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26
Q

Which branch of the trigeminal nerve carries motor fibers?

A

Mandibular

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27
Q

Olfactory epithelia contains which type of cells?

A

Bipolar Cells

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28
Q

Olfactory glomeruli receptor axons synapse where?

A

Olfactory Bulb

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29
Q

Olfactory tract contain what type of cells?

A

Mitral cell axons

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30
Q

You shine a light in the right eye but the left pupil does not respond. Which nerve is damaged?

A

Left oculomotor nerve

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31
Q

You shine a light in the right eye…no contraction, the left eye contracts. What nerve is damaged?

A

Right oculomotor (transection of right oculomotor)

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32
Q

Corneal blink reflex involves?

A

CN trigeminal (afferent) & CN facial (efferent)

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33
Q

The fovea contains which type of cells?

A

Cones

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34
Q

Olfactory cell axons are made of which type of cells?

A

Mitral

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35
Q

What olfactory striae is contralateral?

A

Medial

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36
Q

These neurons are replaced about every 2 months…

A

Olfactory

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37
Q

Olfactory glomeruli contain fibers (axons or dendrites) from all except?

A

Granule Cells

38
Q

Olfactory nerve body…

39
Q

The medial and lateral hypothalamus is separated by

40
Q

Which is not made by the anterior pituitary?

41
Q

Where do ganglion cells not terminate?

A

Visual cortex

42
Q

What innervates muscles of mastication?

A

Trigeminal

43
Q

Some mitral cell axons cross at?

A

Anterior Commissure

44
Q

Where do olfactory cells cross?

A

Anterior Commissure

45
Q

When looking to the right you activate…

A

right abducens, left oculomotor

46
Q

What is the primary auditory cortex?

A

transverse temporal gyrus

47
Q

The most important crossover in the auditory pathway is?

A

Trapezoid body

48
Q

A lesion to what area will cause a loss in taste?

A

Nucleus solitaris

49
Q

Which olfactory striae response is for odor perception?

50
Q

Hallucination?

A

Parahippacampal gyrus?

51
Q

The hypothalamus is associated with

A

Endocrine
Limbis
ANS

52
Q

Circuit for explained emotion is_____and is involved with the limbic system?

A

Papez Circuit

53
Q

The fornix goes from ___ to ___?

A

Hippocampus to mammillary bodies

54
Q

Vasopressin released in capillaries within neurohypophysis is produced by?

A

Neurons projecting to the posterior pituitary gland

55
Q

*** cold/warm water in ears?

A

Semicircular canal?

56
Q

Which nerves involve SVA?

57
Q

Example of photoreceptors

58
Q

Which is not true of the nerves of solitary tract?

A

Go to anterior 1/3 of tongue for taste

59
Q

What is the sensory organ for dynamic equilibrium?

60
Q

The hypoglossal nerve is___?

61
Q

*** run into a tree?

A

Utricle
Saccule
Both

62
Q

72 year old with history of cardiovascular disease has sudden onset confusion which her left arm and leg became weak. Weakness was due to which of the following?

A

Right internal capsule

63
Q

Which nucleus receives afferent fibers from verbal hearing in the left ear?

A

Superior Olivary nucleus

64
Q

Cerebral peduncle does not contain which of the following?

A

Superior Colliculus

65
Q

Which functional component is associated with vestibulocochlear nerve?

A

Specific Somatic Afferents

66
Q

V3 of trigeminal is___

A

most motor

67
Q

The hypoglossal nerve___

A

has nothing to do with taste, MOTOR only

68
Q

The glossopharyngeal nerve….

A

Motor nucleus / nucleus ambiguous

69
Q

Descending tract…

A

Corticospinal tract, reticulospinal tract, vestibulospinal tract, raphospinal tract

70
Q

Where are the alpha motor neurons found?

A

Gray matter of Spinal Cord

71
Q

What functional component do cranial nerve 3, 6, and 12 share?

72
Q

Which is not a direct target of axon cells?

A

Visual Cortex

73
Q

The hyoglossus innervates..

A

Hypoglossal nerve

74
Q

Order of ascending pathway of conscious awareness?

A

Ophthalmic
Trigeminal
Spinal Trigeminal
Primary Sensory Area

75
Q

Which is true?

A

Many crossovers = exact hearing

76
Q

What is a tract?

A

Bundle of nerve fibers in CNS

77
Q

What flexure forms the rhomboid fossa?

78
Q

Which CN exits between the olive and the pyramid?

A

Hypoglossal

79
Q

Which cranial nerve makes the border between the basilar pons and the middle cerebral peduncle?

80
Q

Which of the following cranial nerve is attached to the midbrain?

A

Oculomotor

81
Q

The spinal lemniscus (spinothalamic tract) is concerned with___functional component?

82
Q

___is the interneuron nucleus for vertical gaze control?

A

Accessory oculomotor

83
Q

The fixation and smooth pursuit movements of the eyeball are largely___and the pathway originates from the ___.

A

Involuntary / Superior Colliculus

84
Q

The GVE preganglionic neuron that supply the heart are located in the ___nucleus?

A

Dorsal motor nucleus of the Vagus

85
Q

Which of the following nerves has an autonomic component?

A

Oculomotor

86
Q

Which of the following structures is the source of GVE preganglionic parasympathetic innervation to the otic ganglion

A

Inferior Salivary Nucleus

87
Q

The ___nucleus is necessary for the pupillary reflex?

88
Q

The ALS (antero-lateral system) is concerned with___functional components?

89
Q

The functional component associated with the cell bodies located in the visceromotor ganglia is___?

90
Q

Which CN has 4 nuclei in the brain?

A

Vestibulocochlear

91
Q

When the _____ is injured or destroyed the ipsilateral eye cant adduct when the contralateral eye abducts in the lateral gaze examination?

A

Brachium of the superior colliculus

92
Q

Damage to the occipital lobe would most likely cause ___

A

Loss of vision

Neuroanatomy Exam 3/4 Questions (1 decks)

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