Week 2 Flashcards

1
Q

5 lobes of the hemisphere

A

Frontal

Parietal

Temporal

Occipital

Insula

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2
Q

Gray matter=

White matter=

A

Cerebral cortex

Myelinated fibers of the axon

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3
Q

The cerebral cortex is the ___ suite of the nervous system

A

Executive

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4
Q

2 types of neurons in cerebral cortex:___ cells and ___ arranged in 6 layers

A

Stellate (star)

Pyramidal

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5
Q

Stellate cells process information at the ___ level

A

Local

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6
Q

6 layers of neocortex

A

Molecular

External Granular

External Pyramidal

Internal Granular

InternalPyramidal

Multiform

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7
Q

Most important layer of the neocortex is the ___ granular (#___) which form the stripe of ___

A

Internal

IVStripe of Gentry

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8
Q

Six layers of neocortex:

Layer IV is thickest in ___ regions

Layer ___ is thickest in motor regions

A

Sensory

V

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9
Q

Brodmann’s areas are ___ cortical areas bases on characteristics of tissue

A

52

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10
Q

PET scans show maximal ___ activity in the brain

A

Metabolic

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11
Q

Functional MRI scans reveal ___ in the brain

A

Blood flow

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12
Q

3 functional areas of cerebral cortex

A

Motor

Sensory

Association

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13
Q

All neurons in the cortex are ___neurons

A

Interneurons

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14
Q

Motor areas have a prominent #___ area and lie in the ___ part of the frontal lobes

A

5

Posterior

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15
Q

Primary motor cortex (area 4) is responsible for ___ of skeletal muscles

A

Conscious control—(voluntary muscle control)

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16
Q

Primary motor cortex (#4) has giant cell of ___ in layer V

A

Cells of Betz

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17
Q

Primary motor cortex is (IPSILATERAL/ CONTRALATERAL)?

A

CONTRALATERAL

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18
Q

Premotor cortex (area ___) has a prominent layer V.Is ___ to the precentral gurus in the frontal lobe

A

5

Precentral

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19
Q

Premotor cortex controls___ motor skills of ___ nature

A

Learned

Repetitious

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20
Q

Supplemental motor cortex plays role in programming __ motor sequences and coordinating ___ movements

A

Complex

Bilateral

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21
Q

Frontal eye field controls __ movements of the eyes and is located in area 8 now known as area ___

A

Voluntary

6

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22
Q

Stimulation of frontal eye field (area 6) results in deviation of eyes to ___ side of irritation and __ side of lesion

A

Opposite

Same (eyes point to side of lesion)

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23
Q

Broca speech area is areas ___ and ___

A

44

45

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24
Q

Broca speech area connected to ___ speech area

A

Wernicke

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25
Broca/ Wernicke speech areas connected by
Arcuate fasciculus
26
Sensory areas have prominent layer \_\_\_
4
27
Primary somatosensory cortex located in areas \_\_\_
3,1,2
28
Primary somatosensory cortex areas 3,1,2 receive information \_\_\_\_, which means right hemisphere receives info from left side of the body
CONTRALATERAL
29
Primary somatosensory cortex (areas 3,1,2) contributes to ___ tract
Corticospinal
30
Secondary somatosensory cortex receives info from\_\_\_cortex Projects into \_\_\_
Primary somatosensory cortex Insula
31
Somatosensory association cortex , areas ___ and ___ receives info from areas \_\_\_\_. Area 7 also receives info from area \_\_\_
5 7 3,1,2 17
32
Somatosensory association complex ( areas \_\_\_) process ___ of stimulus
5 and 7 Quality of stimulus
33
Primary visual cortex is area ___ located in ___ sulcus
17 Calcarine
34
Secondary and tertiary visual vortices (18,19) of occipital lobe help to ___ we see
Understand WHAT
35
Visual association cortex,\_\_\_ gyrus area 39 receives input from secondary and tertiary visual cortices
39
36
Gerstmann syndrome is a destruction of ___ hemisphere of visual ___ cortex
Dominant Associate
37
Primary auditory cortex = areas \_\_\_
41 42
38
Primary auditory cortex interprets electrical signals of \_\_\_, \_\_\_, \_\_\_
Pitch Loudness Location
39
Auditory associate cortex (area\_\_) included ___ speech area
22 Wernicke
40
3 cranial nerves associated with gustatory complex:
Facial VII Glossopharyngeal IX Vagus X
41
Rhinecephalon=
Nose brain
42
Multimodal association areas receive input from multiple ___ associate areas and send outputs to multiple areas
Unimodal
43
3 parts of multimodal associate areas:\_\_\_ association area\_\_\_ associate area\_\_\_ association area
Posterior Anterior Limbic
44
Posterior association area comprehends the \_\_\_
Big picture
45
Anterior association area allows for \_\_\_
Intellectual abilities
46
Limbic association area provides __ impact to make a scene important and ___ memories
Emotional Establishes
47
Language is usually assigned to __ area
Left side
48
Broca’s speech area ___ used in speech
Coordinates muscles
49
Wernicke area is connected with Broca’s speech area by ___ and controls \_\_\_
Arcuate fasciculus Language comprehension
50
#1
CN V1 Opthalmic division of CN V (Trigeminal)
51
#2
CN V2 Trigeminal N, maxillary division
52
#3
Mental N mandibular division of CN V Trigeminal
53
#4
Buccal N Mandibular division of CN V
54
#5
auriculotemporal N Mandibular division of CN V
55
#6
Greater occipital N
56
#7
Greater auricular N
57
#8
CN V1 (trigeminal) Opthalmic nerve
58
#9
CN V2 (trigeminal) Maxillary N
59
#10
CN V3 (trigeminal) Mandibular N
60
#1
CN V Trigenminal N
61
#2
CN VII Facial N
62
#9
CN X Vagus
63
#5
CN X Vagus N
64
#15
CN III Oculomotor N
65
#1
CN I Olfactory
66
#2
CN II Optic
67
#3
CN III Oculomotor
68
#4
CN IV Trochlear
69
#5
CN VI Abducens
70
#6
CN V Trigeminal
71
#8
CN VII Facial
72
#12
CN IX Glossopharyngeal
73
#13
CN X Vagus
74
#14
CN XI Spinal Accessory
75
#15
CN XII Hypoglossal
76
Arcuate fasciculus underline which gyrus?
77
Acruate fasciculus connotes ___ association area with ___ speech area
audiovisual association area (22,39,40) Broca’s speech area (44, 45)
78
Wada test uses ___ to test ___ hemisphere
Amytal dominant