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Psychology Chapter 2 pt. 2 > Vocabulary Terms 1-36 > Flashcards

Vocabulary Terms 1-36 Flashcards

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0
Q

hormones

A

chemical messengers; produced in one tissue/affect another

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1
Q

endocrine system

A

body’s slow chemical communication system

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2
Q

adrenal glands

A

arouse the body in times of stress

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3
Q

pituitary gland

A

most influential gland; regulates growth

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4
Q

lesion

A

tissue destruction

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5
Q

EEG (electroencephalogram)

A

amplified recording of waves

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6
Q

CT scan (computed tomography)

A

x-Ray image

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7
Q

PET scan (positron emission tomography)

A

visual display of brain activity

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8
Q

MRI scan (magnetic resonance imaging)

A

uses magnetic fields and radio waves

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9
Q

fMRI scan (functional mag. resonance imaging)

A

revealing blood flow/brain activity

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10
Q

brainstem

A

oldest part and central core of the brain

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11
Q

medulla

A

base of brainstem; breathing and digestion

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12
Q

reticular formation

A

nerve network in the brainstem

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13
Q

thalamus

A

brain’s sensory switchboard

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14
Q

cerebellum

A

attached to rear of the brainstem; balance, posture, coordination

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15
Q

limbic system

A

doughnut-shaped system of neural structures; emotions and drives

16
Q

hippocampus

A

formation of memories

17
Q

amygdala

A

two Lima bean-sized neural clusters; emotions and motivations; related to survival

18
Q

hypothalamus

A

neural structure lying below the thalamus; directs several maintenance activities

19
Q

cerebral cortex

A

body’s ultimate control and information-processing center

20
Q

glial cells

A

support, nourish, protect neurons

21
Q

frontal lobes

A

behind the forehead; speaking and muscle movements; making plans/judgments

22
Q

parietal lobes

A

top of the head/toward the rear; touch and body position

23
Q

occipital lobes

A

back of the head; visual areas

24
Q

temporal lobes

A

above the ears; auditory areas

25
Q

motor cortex

A

rear of frontal lobes; controls voluntary movements

26
Q

sensory cortex (somatosensory cortex)

A

registers and processes body touch and movement sensations

27
Q

visual cortex

A

back of the brain; associated with vision

28
Q

auditory cortex

A

located above the ear; associated with hearing

29
Q

association areas

A

not involved in primary motor; learning, remembering, thinking, speaking

30
Q

aphasia

A

impairment of language

31
Q

Broca’s area

A

controls language expression

32
Q

Wernicke’s area

A

controls language reception

33
Q

plasticity

A

brain’s capacity for modification

34
Q

corpus callosum

A

connecting the two brain hemispheres/carrying messages between them

35
Q

split brain

A

two hemispheres of brain are isolated

Psychology Chapter 2 pt. 2 (1 decks)

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