memory, reward, motivation Flashcards

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1
Q

declarative memory

A

explicit memory, can clearly state them, conscious memories, 2 types

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2
Q

non-declarative memory

A

implicit memory, motor memory

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3
Q

2 types of declarative memory

A

episodic- events, semantic- facts

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4
Q

brain areas important for declarative memory

A

MTL, Hippocampus, and mammilary bodies

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5
Q

brain areas important for non-declarative memory

A

basil ganglia

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6
Q

working memory

A

temporary storage of info

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7
Q

spatial memory

A

memory for spacial information, using the hippocampus

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8
Q

place cells

A

fire at different rates based on location and place

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9
Q

amnesia

A

memory loss

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10
Q

retrograde amnesia

A

memory loss of times before injury

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11
Q

anterograde amnesia

A

impaired ability to form new memories

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12
Q

what can cause memory loss

A

injury, neurodegenerative disease, infectious disease, nutritional deficiency, anoxia (loss of oxygen)

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13
Q

dementia

A

substantial loss of memory and other cognitive functions

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14
Q

intelligence

A

set of knowledge and skills

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15
Q

PFC/vmPFC

A

responsible for executive functions and abilities

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16
Q

osmotic thirst

A

when fluid in cells decreases

17
Q

hypovolemic thirst

A

when there is a decrease in blood volume

18
Q

arcuate nucleus (ARC)

A

master control for hunger

19
Q

orexigenic neurons

A

start eating

20
Q

POMC neurons

A

stop eating

21
Q

lateral hypothalamus

A

initiates eating

22
Q

ghrelin

A

starts in the stomach, triggers eating through ARC

23
Q

CCK

A

Starts in intestines, terminates eating through PVN

24
Q

Leptin

A

Starts in fat cells, maintains long term through ARC

25
Q

Insulin

A

Starts in pancreas, maintains long term through ARC

26
Q

Batille’s model for working memory

A

phonological loop, visual sketchpad, and central executive

27
Q

Case of H.M

A

Injury to bilateral MTL via resuction, resulted in impairments to declarative memory–anterograde amnesia and temporally graded retrograde amnesia

28
Q

Case of S.M

A

Bilateral amygdala damage due to neurodevelopmental disorder which resulted in a lack of fear response

29
Q

Case of Boswell

A

bilateral MTL damage due to HSE resulting in impaired declarative memory

30
Q

psychoactive drugs

A

effects brain and nervous system

31
Q

opiates

A

from the plant poppy, relieves pain, induces sleep, positive feels–morphine, heroin

32
Q

depressants

A

decreases central nervous system activity, calms, reduces anxiety, sleep inducing–alcohol, benzodiazpines

33
Q

stimulants

A

activate the CNS, increased arousal, increased alertness, mood–caffeine, nicotine, meth

34
Q

caffeine

A

blocks binding of adenosine, increases dopamine and ocetylocine

35
Q

cocaine

A

blocks reuptake of dopamine and serotonin and dopamine

36
Q

meth

A

increases dopamine and norephinephrine, blocks dopamine reuptake

37
Q

weed

A

binds to endogenous signal receptors (canaboid receptors)–releases dopamine