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BIO223 > Ch. 12 And 13 > Flashcards

Ch. 12 And 13 Flashcards

1
Q

Four divisions of the brain

A

Cerebrum
Diencephalon
Cerebellum
Brainstem

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2
Q

Spinal cord

A

Nervous tissue that forms an extension of the inferior brainstem

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3
Q

Grey matter

A

Nuclei

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4
Q

White matter

A

Myelinated axons

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5
Q

Neural tube

A

That which begins to develop into the CNS by 4th week of fetal development

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6
Q

5 lobes of the cerebral hemispheres

A 
Frontal lobes
Parietal lobes
Occipital lobes
Temporal lobes
Insula
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7
Q

Cerebral cortex

A

Cerebrum’s outer layer of grey matter

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8
Q

Neocortex

A

Majority of cerebral cortex is this

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9
Q

Three types of neocortex

A

Primary motor cortex
Primary sensory cortices
Association areas

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10
Q

Neocortex

A

Functions in conscious processing

Ei. Planning of movement and incoming sensory information

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11
Q

Association areas

A

Unimodal- integrate only one type of information

Multimodal- integrate several types of information

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12
Q

Basal nuclei

A

Group of nuclei in the cerebrum that function in movement

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13
Q

Three types of basal nuclei

A

Caudate nuclei
Putamen
Globus pallidus

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14
Q

Tracts

A

White matter that carries info to the nuclei

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15
Q

Nuclei

A

Bundles of cell bodies that send outgoing info along the nuclei

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16
Q

Three types of white matter

A

Commissural fibers- connect right and left hemispheres

Projection fibers- connect outer cerebrum w other parts of CNS

Association fibers- connect gyri

17
Q

Limbic system

A

Functions in memory, learning, emotion and behavior

18
Q

Diencephalon

A

Central core of the brain

19
Q

Four divisions of the diencephalon

A

Subthalamus
Thalamus
Hypothalamus
Epithalamus

20
Q

Cerebellum

A

Coordination of movement

21
Q

Brainstem

A

Controls homeostatic functions

22
Q

Mid brain

A

Superior portion of brainstem

Functions in movement, sensation, and reflexes

BIO223 (13 decks)

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