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Neuroanatomy > Cerebral Cortex > Flashcards

Cerebral Cortex Flashcards

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1
Q

The cerebral cortex is made up of ____.

A

Glycoproteins

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2
Q

What is the function of the cerebral cortex?

A

Overall command of NS
Origin of voluntary movements
Responsible for all conscious awareness

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3
Q

Cortex is made up of _____

A

Gray matter

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4
Q

The cortex is arranged with ____ and ____ that gives the surface area.

A

Gyri (bump)
Sulci (grooves)

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5
Q

Lobes of the cerebral cortex

A

Frontal
Occipital
Temporal
Parietal
Limbic
Insula of reille

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6
Q

The core of our functions and emotions

A

Limbic lobe

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7
Q

What is the lobe between the occipital and parietal lobe called?

A

Parieto-occipital

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8
Q

What fissure divides the occipital lobe?

A

Calcimine fissure

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9
Q

The calcimine fissure divides the occipital lobe into:

A

Primary vision area
Visual association area

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10
Q

What are the layers of the cerebral cortex (superficial-deep)?

A

Molecular layer
External granular layer
External pyramidal layer
Internal granular layer
Internal pyramidal layer
Multiform layer

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11
Q

What are the components of the molecular layer?

A

Axons & Dendrites

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12
Q

What are the components of the External Granular layer?

A

Densely packed Stellate cells
Small pyramidal cells

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13
Q

What are the components of the External Pyramidal layer?

A

Loosely packed Stellate cells
Medium pyramidal cells

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14
Q

What are the components of the Internal Granular layer

A

Densely packed stellate cells

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15
Q

What are the components of the Internal Pyramidal layer

A

Large pyramidal cells

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16
Q

What are the components of the Multiform layer?

A

Multiple sized pyramidal cells
Loosely packed stellate cells

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17
Q

Pyramidal cells carry what type of data?

A

Motor and Sensory

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18
Q

What do Stellate cells do?

A

From intracortical connections

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19
Q

What does the Fusiform do?

A

Enter deep white matter

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20
Q

Where can the Neuron of Martinotti be found?

A

In all layers except the first

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21
Q

Intracortical fibers such as stellate cells, martinotti cells, and cajal neurons are what type of fibers?

A

Association fibers

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22
Q

Intercortical fibers such as the corpus callosum and anterior commissure hippocampal are what type of fibers?

A

Commissural fibers

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23
Q

Long fibers that starts from the cortex and transmits data down.

A

Projection fibers

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24
Q

Pyramidal cells are what type of fibers?

A

Projection fibers

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25
What lobe of the brain is the origin of all voluntary movements?
Frontal lobe
26
What brodmann's areas are responsible for voluntary movement?
Areas 4, 6, 8
27
What lobe is responsible for proper response to stimuli?
Frontal lobe (pre-frontal area)
28
What lobe is responsible for the core of our emotions and responses?
Limbic lobe
28
What brodmann's areas are responsible for proper stimuli response?
Areas 9, 10 , 11, 12
29
Brodmann's areas 9-12 are under what lobe?
Pre-frontal lobe
30
What are the structures found in the Limbic lobe?
Prefrontal lobe Amygdala Cingulate gyrus Nucleus basalis of meynert Parahippocampus Hippocampus Insula of reille
31
Where is the parietal lobe located?
Posterior to the rolandic sulcus
32
What is the function of the parietal lobe?
Receive, collect, and process, and interpret general sensory stimuli
33
What is the location of the temporal lobe?
Inferior to Sylvian fissure
34
Function of temporal lobe
Receive, collect, process, and interpret auditory stimuli.
35
Where does the temporal lobe store all memory?
Inferior temporal gyrus
36
Where is the Occipital lobe located?
Posterior to parietal lobe
37
What is the function of the Occipital lobe?
Receives, collect, process, and interpret visual stimuli
38
What are the 3 areas for receiving lobes?
Primary area Association area Integration area
39
This area of receiving lobes collect data from outside the central nervous cortex.
Primary area
40
This area of the receiving lobes processes and interprets data.
Association area
41
This area is common among the 3 different lobes
Integration area
42
What are the areas of general sensation?
Primary somathestetic area Somathestetic association area Integration area
43
What is the primary somathestetic area?
Area 3, 1, 2
44
What is the somathestetic association area?
Area 5 & 7
45
What is the integration area of general sensation?
Area 39 & 40
46
What are the areas of vision?
Primary visual area Visual association area Integration area
47
What is the primary visual area?
Area 17 beneath the calcarine fissure
48
What is the visual association area?
Area 18 & 19 above the calcarine fissure
49
What is the visual integration area?
Areas 39 & 40
50
What are the areas of audition?
Primary auditory area Auditory association area Integration area
51
What is the primary auditory area?
Areas 41 & 42
52
What is the auditory association area?
Area 22
53
What is the auditory integration area?
Area 30 & 40
54
Where is the auditory area located?
Superior temporal gyrus
55
The auditory area is aka?
Heschi's gyrus
56
The primary and auditor association area is known as?
Wernicke's
57
What are the functions of the Left hemishphere?
Language Calculation Left-Right orientation Body part recognition Reading
58
Right hemisphere functions
Visual-spatial orientation Drawing Dressing Ideomotor skills Recognition of the left side of the body.
59
What cortical dysfunction presents with language disturbance?
Aphasia
60
What type of aphasia wherein the patient cannot say or express words?
Broca's / Motor Aphasia
61
What type of aphasia wherein the patient cannot comprehend the spoken language?
Wernicke's / Sensory aphasia
62
What type of aphasia wherein the patient presents with a mixture of both Broca's and Wernicke's aphasia?
Conductive aphasia
63
What cortical dysfunction presents with failure to know something previously known?
Agnosia
64
What cortical dysfunction presents with failure to do something one could previously do?
Apraxia
65
What is the floor of the temporal lobe?
Hippocampus
66
What are the 3 major divisions of the hippocampus?
Subiculum Ammons Horn Dentate Gyrus

Neuroanatomy (6 decks)

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