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MCAT Psych > Parts of the brain > Flashcards

Parts of the brain Flashcards

1
Q

forebrain

A

cortex, basal ganglia, limbic system, thalamus, hypothalamus

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2
Q

midbrain

A

colliculi

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3
Q

hindbrain

A

cerebellum, medulla oblongata, reticular formation, pons

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4
Q

cerebral cortex

A

complex perceptual, cognitive, and behavioral processes

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5
Q

basal ganglia

A

movement

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6
Q

limbic system

A

emotion and memory

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7
Q

thalamus

A

sensory relay center

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8
Q

hypothalamus

A

hunger and thirst, emotion

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9
Q

inferior colliculi

A

auditory reflexes

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10
Q

cerebellum

A

refined motor movements

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11
Q

medulla oblongata

A

heart, vital reflexes

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12
Q

reticular formation

A

arousal and alertness

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13
Q

pons

A

communication within the brain, breathing

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14
Q

superior colliculi

A

visual reflexes

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15
Q

EEG

A

electroencephalogram, electrodes on scalp to measure electrical activity

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16
Q

rCBF

A

regional cerebral blood flow, increased blood flow to areas at work

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17
Q

CT/CAT

A

computed tomography, multiple x rays processed together to form 3D image

18
Q

PET

A

positron emission tomography, radioactive sugar injected and uptake monitored

19
Q

MRI

A

magnetic resonance imaging, map H dense regions of the body

20
Q

fMRI

A

functional magnetic resonance imaging, map areas of increased blood flow

21
Q

lateral hypothalamus

A

hunger center

22
Q

ventromedial hypothalamus

A

satiety center

23
Q

interior hypothalamus

A

sexual center

24
Q

posterior pituitary

A

ADH and oxytocin release

25
Q

pineal gland

A

melatonin release, circadian rhythms

26
Q

amygdala

A

defensive and aggressive behavior

27
Q

hippocampus

A

memory and learning

28
Q

septal nuclei

A

pleasure center

29
Q

anterior cingulate gyrus

A

higher order connive processes via connection to frontal and parietal lobes

30
Q

frontal lobe

A

prefrontal cortex and motor cortex and Broca’s area

31
Q

prefrontal cortex

A

executive function and attention, association area

32
Q

motor cortex

A

precentral gyrus, commotion, projection area

33
Q

parietal lobe

A

somatosensory cortex, orientation and spatial processing

34
Q

occipital lobe

A

visual/striate cortex

35
Q

temporal lobe

A

auditory cortex, wernicke’s area

36
Q

Dominant hemisphere

A

letters, words, language, speech, reading writing, arithmetic, complex motion

37
Q

non dominant

A

direction, geometry, faces, music, emotions

38
Q

nucleus accumbens

A

motivation

39
Q

feature detectors

A

serial processing where increasingly complex aspects of stimulus are serially processed
Bottom up processing

40
Q

Parallel processing

A

use of multiple pathways to convey information about the same stimulus. (ex: Doral/Where? and ventral/What?)

MCAT Psych (10 decks)

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