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Biopsych > EXAM 1 > Flashcards

EXAM 1 Flashcards

1
Q

central nervous system components

A

brain and spinal cord

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2
Q

peripheral nervous system components

A

somatic and autonomic nervous systems

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3
Q

nucleus

A

group of neuron cell bodies in the CNS

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4
Q

ganglion

A

group of neuron cell bodies in the PNS

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5
Q

grey matter

A

cell bodies

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6
Q

white matter

A

fibers

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7
Q

dorsal to ventral

A

top vs bottom

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8
Q

medial vs lateral

A

toward vs away from midline

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9
Q

anterior vs posterior

A

front vs away

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10
Q

sagittal (brain plane)

A

split down the middle of the brain

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11
Q

coronal (brain plane)

A

split from shoulder to shoulder

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12
Q

horizontal (brain plane)

A

split from top to bottom

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13
Q

forebrain subdivisions

A

telencephalon and diencephalon

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14
Q

midbrain subdivision

A

mesencephalon

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15
Q

hindbrain subdivisions

A

metencephalon and myelencephalon

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16
Q

reticular formation

A

a collection of about 100 groups of cells that participate in arousal and cardiac reflexes

17
Q

pons

A

fibers connecting the hindbrain to the midbrain and forebrain

18
Q

thalamus

A

relay system for sensory information

19
Q

cortex

A

left visual field send signal to right visual cortex; vice versa

20
Q

tectum

A

orients to stimuli that need attention

21
Q

cerebellum

A

initiation of movement and sensorimotor structure involved in motor coordination

22
Q

substantia nigra

A

movement

23
Q

basal ganglia components

A

caudate nucleus, putamen, and globus pallidus

24
Q

limbic system

A

collection of structures in the brain that seem to be important for both learning memory and emotion

25
Q

amygdala

A

studies in fear learning

26
Q

hippocampus

A

widely studied for learning and memory and for emotion and stress responses

27
Q

septum

A

sending projections to hippocampus and other structures

28
Q

cingulate cortex

A

emotional pain, physical pain, and emotional contexts light up this structure

29
Q

hypothalamus

A

critical for regulating hormone systems and maintaining homeostasis
feeding, fleeing, fighting, sexual behavior

30
Q

brain grooves

A

sulcus and fissures

31
Q

brain bumps

A

gyrus

32
Q

cortex lobes

A

occipital lobe, temporal lobe, parietal lobe, frontal lobe

33
Q

occipital lobe

A

vision

34
Q

temporal lobe

A

audition

35
Q

parietal lobe

A

touch

36
Q

frontal lobe

A

motor and executive function

37
Q

central sulcus

A

separates frontal and parietal lobes

38
Q

lateral fissure

A

separates temporal from frontal and parietal lobes

39
Q

cortex layers

A

layer 1: no cell bodies; only fibers
layer 2: interneurons
layer 3: pyramidal cells
layer 4: interneurons
layer 5: pyramidal cells
layer 6: many types of cells

Biopsych (2 decks)

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