Topic 6 Flashcards

1
Q

Declarative memory

A

Facts, events, knowledge about the world etc
recalled consciously
easily formed and easily forgotten

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2
Q

Non-declarative memory

A

Recalled unconsciously
things like how to form a specific skill
longer lasting
formed through repetition

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3
Q

Types of non-declarative memory

A

associative and non-associative learinng

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4
Q

Associative learning

A

When a stimulus triggers and outcome
the is an association between the two things
two types
classical conditioning and operative training

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5
Q

Pavlov’s experiment

A

unconditional stimuli - unconditional response
neutral stimuli + unconditional stimuli - unconditional response
conditional stimuli - conditional response

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6
Q

Conditional responses

A

Are not permanent

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7
Q

Operant conditioning

A

the second type of associated learning
when a person or animal learns that certain behaviours are rewards and certain behaviours are punished
the positive behaviours are more likely to be repeated and the negative ones are less likely to be repeated

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8
Q

Non-associated learning

A

The second type of Non-declarative memory
2 types
habituation and sentization

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9
Q

Habituation

A

When a person or animal becomes desensitised to a stimulus because the brain views it as non-threatening
i.e living next to train tracks

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10
Q

Sensitization

A

When a person develops an exaggerated response to a stimuli
usually happens when you have a traumatic experience

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11
Q

Memory consolidation

A

Turning short-term memories into long-term memories
sensory information - short-term memory - consolidation - long-term memory

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12
Q

engram

A

what memories are stored as

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13
Q

Hebbian Theorey

A

Neurons that fire together, wire together
synaptic connections between neurons are stronger when they are fired together
therefore when one cell fires it is easier to for the others to fire
cell assembly is all the connected neurons

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14
Q

Hebbain modification

A

repeated exposure to a stimuli strengthens the connects

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15
Q

Rhino Cortex

A

the circuit for remembering declarative memory
1- sensory informatin is processed in parietal, occiptial and prefrontal coretx
2- information travels through parahippocampus gyrus and rhino cortex
3 - sent to hippocampus
4- sent to thalamus and hypothalamus

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16
Q

Delayed Non-match to sample

A

The monkey experiment
tests declarative memory and recognition memory
bi-lateral leisons in the temporal lobe will affect this

17
Q

Hippocampus

A

Helps encodes memories
specifically spatial memory

18
Q

Place Cells

A

located in the hippocampus
involved in spatial navigation
help orientate you

19
Q

Eight arm radial maze

A

Accesses hippocampus and declarative memory
variant 8 arm - access declarative memory and working memory

20
Q

Morris water maze

A

access spatial memory and place cells

21
Q

Procedural memory

A

type of non-declarative memory
essentially how you learn skills like riding a bike and driving
learnt through repetition
uses striatum (putamen and caudate nucleous)
to test suse the light up 8 arm tests

22
Q

Working memory

A

different from short-term memory
When information is stored for a short period of time but you can manipulate and use this information to problem solve

23
Q

Wisconsin Card sorting test

A

Accesses working memory

24
Q

Striatum

A

Procedural memory

25
Q

perirhinal cortex

A

consolidation of declarative memory

26
Q

Inferotemporal cortex

A

Visual memory

27
Q

Prefrontal cortex

A

working memory

28
Q

Amnesia

A

The inability to remember or learn new things
serious memory loss

29
Q

Absolute Amnesia

A

Complete loss of memory and inability to reme,ber

30
Q

limited amnesia

A

associated with other neurological deficts

31
Q

Dissociative Amnesia

A

not connected to any other neurological deficits
can still think clearly
associated with brain injury

32
Q

retrograde amnesia

A

Cant remember

33
Q

anterograde amneisa

A

cant learn or remember new info

34
Q

Transient Global anmesia

A

temporary
caused by significant injury
sudden antegrade and retorgrade
will forever have no memory of the event
patents are disorientated and ask the same questions repeatdely

35
Q

Wernicke’s encelphalopathy

A

Caused by alcohol abuse
thiamine deficiency
ocular disturbance
confusion
lack of corrdiantion
can turn into korsakoff syndrome

36
Q

Korsaktoff syndrome

A

severe retorgrade and anterograde
no loss of intellectual ability but do make up stories
to diagnosis do the wisconsen card test