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Y2: PS2001 > Glossary > Flashcards

Glossary Flashcards

1
Q

neurophysiology

A

movement of ions

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2
Q

local field potential

A

transient electrical signals generated in NS

the summed and synchronous activity of individual neurons

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3
Q

amanita muscarant

A

mushroom

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4
Q

ibonetic acid

A

NMDA agonist

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5
Q

muscinol

A

GABAa agonist

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6
Q

agonist

A

increases response

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7
Q

antagonist

A

reduces response

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8
Q

apomorphine

A

agonist and antagonist

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9
Q

GABA

A

inhibits impulse transmission in CNS

most common neurotransmitter

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10
Q

NMDA

A

glutamate receptor and ion channel protein
ionotropic
dopamine channel

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11
Q

Kainate

A

dopamine channel

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12
Q

AMPA

A

dopamine channel

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13
Q

metabotropic glutamate receptor

A

dopamine channel

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14
Q

acetylcholine and its 3 areas

A 
most wide spread neurotransmitter
found in:
dorsolateral pons
medial septum
basal forebrain
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15
Q

nicotinic

A

ach receptor

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16
Q

muscarine

A

ach receptor

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17
Q

cholinergic system

A

neurotransmitter system that uses ach

regulation of memory and learning

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18
Q

lesions

A

damage / wound/ injury

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19
Q

PPTg

A

collection of neurons in upper pons
pars compacta - cholinergic neurons
pars dissipata- glutamatergic neurons

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20
Q

dopamine

A

hormone and neurotransmitter released by hypothalamus

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21
Q

catecholamine

A

class of neurotransmitters including; dopamine and adrenaline

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22
Q

norepinepherine

A

noradrenaline
release is lowest during sleep
flight or fight
silent in REM

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23
Q

nigrostriatal

A

dopamine system

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24
Q

mesolimbic

A

dopamine system

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25
Q

mesocortical

A

dopamine system

26
Q

indolamine

A

monoamine neurotransmitter
similar to catecholamines
serotonin is in this family also melatonin

27
Q

sleep apnea

A

breathing interupted in sleep

28
Q

narcolepsy

A

diminished capacity to control sleep wake cycles

caused by lack of orexin

29
Q

cataplexy

A

muscle weakness or paralysis during waking

30
Q

benzodiapine

A

sleep inducer

31
Q

modafinil

A

improves wakefulness

32
Q

oxinergic neurons

A

regulate arousal

33
Q

adenosine

A

initiation of sleep

34
Q

delta wave

35
Q

SCN

A

controls circadian rhythms

36
Q

synaptic plasticity

A

ability for a synapse to strengthen or weaken over time in response to activity

37
Q

LTP

A

persistent strengthening of synapse based on recent activity

38
Q

hebbs law

A

increase in synaptic efficiency arises from presynaptic cells repeated and persistent stimulation of postsynaptic cell

39
Q

tardive dyskinesia

A

involuntary body movements

40
Q

hypofrontality

A

decreased cerebral blood flow in prefrontal cortex in the brain

41
Q

path integration

A

sums od vectors of distance and direction travelled

42
Q

apraxia

A

difficulty in performing certain motor functions

43
Q

metamer

A

metamerism is a perceived matching of colours with different-nonmatching- spectral power distribution

44
Q

trichromacy

A

three channels for conveying colour info

45
Q

sapir-whorf hypothesis

A

claiming that structure of language affects perception and so peoples perceptions are relative to their spoken language

46
Q

principle of univariance

A

visual receptor cells can be excited by different combos and intensities
brain cannot know colour of point of retinal image

47
Q

reform delusions

A

reforming an institution

48
Q

harmful dysfunction

A

inability of an internal mechanism to perform its natural function

49
Q

maladaptive behaviour disability

A

not adjusting appropriately to environment or situation

50
Q

general paresis

A

chronic neurological disorder

51
Q

MMSE

A

mini mental state examinatio

52
Q

BDI

A

becks depression inventpry

53
Q

HADS

A

hospital anxiety and depression scale

54
Q

dementia praecox

A

early term for schizophrenia

55
Q

affective flattening

A

diminished or absent emotional reactions

56
Q

anhedonia

A

inability to feel pleasure in normally pleasurable activities

57
Q

avolition

A

decreased motivation

58
Q

asociality

A

lack of motivation to engage socially

59
Q

interoception

A

internal body receptors

60
Q

alexithymia

A

inability to identify and describe emotions of ones self

61
Q

alexia

A

cannot recognise or read written words or letters

Y2: PS2001 (35 decks)

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