week 10 Flashcards

1
Q

What is learning

A

A process by which information is acquired and which is observed in an organism’s behaviour

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2
Q

What is memory

A

encoding storage, and retrieval of learned information or, more broadly, previous experiences

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3
Q

What is the modal model

A

sensory stores-> short-term store-><- long-term store

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4
Q

What is the modal model and working memory model

A

sensory store-> working memory and short term store-><- long term store

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5
Q

What is Patient K.F.

A

Left parieto-occipital lesion due to motorcycle accident- short-term store impairment indicated by digit span of 2- long-term store of words/ store was unimpaired
1972- memory of visual stimuli better then auditory
1974- deficit was limited to verbal stimuli, he performed at typical levels with non-verbal stimuli

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6
Q

What are types of long term memory

A

Explicit: episodic conscious- personal and autobiographical. Semantic: facts, Knowledge
Implicit unconscious- skills, Habit, priming and conditioning
Emotional: conscious and unconscious
declarative: things you know that you can tell others
Nondeclarative: procedural things you know that you can show by doing

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7
Q

What is H.M

A

Bilateral hippocampus removed in treatment for epilepsy. Developed anterograde amnesia inability to form new memories

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8
Q

What is Maguire et al 1997

A

11 London taxi drivers recall under PET shortest legal route between two places, famous London landmarks, famous film sequences
significant activation of the right hippocampus with legal routes-posterior hippocampus size correlated with amount of experiences as taxi divers

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9
Q

What is Korsakoff syndrome

A

alcohol-use related thiamine (vitamin B1) deficiency, damage to thalamus and hypothalamus, results in severe anterograde and retrograde amnesia. No insight in their memory problems- due to damage to frontal cortex

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10
Q

What happened to H.M and long term memory

A

Impaired explicit/declarative long-term memory, but not non-declarative long-term memory

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11
Q

What is memory in the 2020s

A

initial encoding reflects specific properties of the stimuli and is reflected in the activation of related neocortical region.
consolidation is dependent on the hippocampus and adjacent regions
Retrieval will vary depending on whether the memory was consolidated or not, with less dependence on hippocampus for consolidated memories

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