Neuro Flashcards

1
Q

afferent limb of corneal reflex:

A

CN V (V1)–sensation to cornea

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2
Q

efferent limb of corneal reflex:

A

CN VII–eyelid closing

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3
Q

afferent limb of the gag reflex:

A

CN IX

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4
Q

efferent limb of the gag reflex:

A

CN X

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5
Q

only motor output of CNXI:

A

stylopharyngeus m.

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6
Q

loss of pain and temperature sensation on one side of the face and on the opposite side of the body

contralateral uvula deviation

Nystagmus, vertigo, nausea and vomiting

Ipsilateral Horner syndrome

A

lateral medullary syndrome (Wallenburg syndrome)

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7
Q

location of lesion in Wallenburg syndrome:

A

rostral medulla

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8
Q

pain and temperature sensation for the face are carried by:

A

the spinal trigeminal nucleus and tract

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9
Q

occlusion of what artery causes lateral medullary syndrome:

A

PICA ipsilateral to the facial lesions

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10
Q

stage of sleep where night terrors, sleep walking, and bedwetting occurs:

A

stage 3

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11
Q

lateral nucleus regulates:

A

hunger

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12
Q

lateral nucleus is stimulated by:

A

ghrelin

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13
Q

ventromedial nucleus regulates:

A

satiety

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14
Q

ventromedial nucleus is stimulated by:

A

leptin

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15
Q

the anterior nucleus regulates:

A

cooling

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16
Q

the anterior nucleus is under which ANS control?

A

parasympathetic

17
Q

the posterior nucleus regulates:

18
Q

the posterior nucleus is under which ANS control?

A

sympathetic

19
Q

the suprachiasmatic nucleus regulates:

A

circadian rhythm

20
Q

the pineal gland secretes:

21
Q

the supraoptic and paraventricular nuclei are responsible for:

A

synthesizing ADH and oxytocin

22
Q

the preoptic nucleus is responsible for:

A

thermoregulation and sexual behavior

23
Q

the preoptic nucleus secretes what hormone:

24
Q

only extrinsic muscle of the tongue that can protrude the tongue

A

genioglossus

25
depresses and retracts the tongue
hyoglossus ("hyoglossus hydes the tongue")
26
what kind of tumor can cause normal pressure hydrocephalus
choroidal tumor
27
what kind of tumor overproduces CSF
choroidal tumor
28
spinal muscular atrophy leading to floppy baby, and tongue fasiculations
Werdnig Hoffmann Dz
29
congential degeneration of the anterior horns of the spinal cord
Werdnig Hoffman Dz
30
AR mutation in SMN1
Werdnig Hoffmann Dz
31
cause of death is respiratory distress d/t weakness of the respiratory muscles; usually occurs before 1st birthday
Werdnig Hoffman Dz