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[OS 202] A > Trans - Cerebrum > Flashcards

Trans - Cerebrum Flashcards

1
Q

precentral gyrus - function

A

primary motor cortex

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2
Q

separates frontal and parietal lobes from temporal lobe

A

Sylvian fissure

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3
Q

3 frontal gyri seen in lateral view

A
  1. superior frontal gyrus
  2. middle frontal gyrus
  3. inferior frontal gyrus
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4
Q

sulcus superior to inferior frontal gyrus

A

inferior frontal sulcus

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5
Q

sulcus inferior to superior frontal gyrus

A

superior frontal sulcus

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6
Q

3 parts of inferior frontal gyrus

A

(from posterior to anterior)

  1. pars opercularis
  2. pars triangularis
  3. pars orbicularis
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7
Q

pars triangularis is associated with this landmark

A

anterior Sylvian point

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8
Q

sulcus anterior to precentral gyrus

A

precentral sulcus

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9
Q

most medial frontal lobe gyrus in inferior view

A

gyrus rectus

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10
Q

sulcus immediately lateral to gyrus rectus

A

olfactory sulcus

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11
Q

what structure is within the olfactory sulcus

A

olfactory nerve

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12
Q

gyrus immediately lateral to gyrus rectus

A

orbital gyrus

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13
Q

2 parts of orbital gyrus

A
  1. medial orbital gyrus

2. lateral orbital gyrus

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14
Q

[T/F] the parts o the orbital gyrus are sharply delineated

A

F

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15
Q

what divides the 2 parts of the orbital gyrus

A

orbital sulcus

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16
Q

postcentral gyrus - function

A

primary somatosensory cortex

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17
Q

sulcus immediately posterior to postcentral gyrus

A

postcentral sulcus

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18
Q

what structure is continuous with the postcentral gyrus

A

superior parietal lobule

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19
Q

what structures do the intraparietal sulcus separate

A

superior and inferior parietal lobules

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20
Q

2 components of inferior parietal lobule

A
  1. supramarginal gyrus

2. angular gyrus

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21
Q

supramarginal gyrus caps what structure

A

Sylvian fissure

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22
Q

angular gyrus caps what structure

A

superior temporal sulcus

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23
Q

3 temporal gyri seen in lateral view

A
  1. superior temporal gyrus
  2. middle temporal gyrus
  3. inferior temporal gyrus
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24
Q

what separates superior and middle temporal gyri

A

superior temporal sulcus

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25
Q

what separates middle and inferior temporal gyri

A

inferior temporal sulcus

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26
Q

what separates parietal and occipital lobes

A

parieto-occipital sulcus

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27
Q

3 poles of the brain

A
  1. frontal pole
  2. temporal pole
  3. occipital pole
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28
Q

the inferior temporal gyrus is bound by what gyrus superiorly? infero-medially?

A

superiorly - middle temporal gyrus

infero-medially - fusiform gyrus

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29
Q

another name for fusiform gyrus

A

lateral occipitotemporal gyrus

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30
Q

another name for lingual gyrus

A

medial occipitotemporal gyrus

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31
Q

separates fusiform and lingual gyri

A

collateral sulcus

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32
Q

calcarine fissure separates which two structures

A

cuneus and occiput

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33
Q

what separates the inferior temporal gyrus and fusiform gyrus

A

occipito-temporal sulcus

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34
Q

most medial gyrus of temporal lobe

A

parahippocampal gyrus

35
Q

the uncus is part of what gyrus

A

parahippocampal gyrus

36
Q

paracentral lobule is continuous with which structures

A

precentral and postcentral gyri

37
Q

most medial gyrus of the brain

A

cingulate gyrus

38
Q

part of the brain covered by the operculum

A

insular cortex

39
Q

structure immediately superior to the cingulate gyrus

A

cingulate sulcus

40
Q

structure immediately inferior to the cingulate gyrus

A

corpus callosum

41
Q

where is the transverse temporal gyrus of Heschl located?

A

inner surface of superior temporal gyrus

42
Q

frontal lobe - general functions

A
  1. primary motor cortex
  2. premotor and supplementary motor cortexes
  3. production of written and spoken language
  4. executive and higher functions
43
Q

Broca’s area - function

A

production of written and spoken language

44
Q

Broca’s area - where is it located

A

pars triangularis

pars opercularis

45
Q

parietal lobe - general function

A
  1. somatosensory cortex
  2. language comprehension
  3. spatial orientation and attention
46
Q

temporal lobe - general function

A
  1. primary auditory cortex
  2. language comprehension
  3. higher order visual processing
  4. learning and memory
47
Q

superior temporal gyrus - function

A

primary auditory cortex

48
Q

Wernicke’s area - function

A

comprehension of written and spoken language

49
Q

Wernicke’s area - where is it located?

A

posterior portion of left superior temporal gyrus

50
Q

the inferior surface of the temporal lobe is involved in:

A

higher order visual processing

51
Q

occipital lobe - general function

A
  1. primary visual cortex

2. visual association cortex

52
Q

2 gyri in limbic lobe

A

cingulate and parahippocampal gyri

53
Q

limbic lobe - general function

A

emotion, drive, memory

54
Q

projection fibers - connect what structures

A

connect brain with the rest of CNS

55
Q

commissural fibers - connect what structures

A

connect hemispheres of brain

56
Q

association fibers - connect what structures

A

connect different parts of the same hemisphere

57
Q

centrum semiovale is what type of fiber

A

projection fiber

58
Q

corona radiata is what type of fiber

A

projection fiber

59
Q

anterior limb of internal capsule is oriented in what direction

A

anteroposteriorly

60
Q

posterior limb of internal capsule is oriented in what direction

A

superoinferiorly

61
Q

anterior limb of internal capsule connects what structures

A

anterior nucleus (thalamus) and cingulate gyrus

62
Q

posterior limb of internal capsule connects what structures

A

VA and VL nuclei (thalamus) and motor cortex

63
Q

frontopontine fibers are in what limb

A

anterior

64
Q

corticospinal fibers are in what limb

A

posterior

65
Q

corticobulbar fibers are in what limb

A

posterior

66
Q

retrolenticular fibers contain:

A

optic radiation

67
Q

sublenticular fibers contain:

A

auditory radiation

68
Q

parts of corpus callosum

A
  1. genu
  2. body
  3. splenium
69
Q

anterior fibers of anterior commissure connect:

A

olfactory bulb and nuclei

70
Q

posterior fibers of anterior commissure connect:

A

middle and inferior temporal gyri

71
Q

cingulum is what type of fiber

A

association fiber

72
Q

cingulum runs from where to where

A

from paraolfactory gyri to parahippocampal gyri

73
Q

uncinate fasciculus connects:

A

orbital and inferior frontal gyri with anterior temporal lobe

74
Q

longest association fiber tract

A

superior longitudinal fasciculus

75
Q

another name for acruate fasciculus

A

superior longitudinal fasciculus

76
Q

superior longitudinal fasciculus connects:

A

frontal lobe to every other lobe

77
Q

inferior longitudinal fasciculus connects:

A

occipital and temporal lobes

78
Q

basal optic nucleus of Meynert contains:

A

cholinergic neurons projecting to neocortex

79
Q

Brodmann area of primary motor cortex

A

4

80
Q

Brodmann area of premotor cortex

A

6

81
Q

Brodmann area of Broca’s area

A

44

82
Q

Brodmann area of Wernicke’s area

A

22

83
Q

Brodmann area of primary visual cortex

A

17

84
Q

Broddmann area of primary somatosensory cortex

A

1, 2, 3

[OS 202] A (18 decks)

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