LEARNING AND MEMORY Flashcards

(40 cards)

1
Q

What’s a case study for memory and learning?

A

Clive wearing - borin in the uk, successful paniant conductor and muscsiologists
Developed severe anemia due to an infection from virus

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2
Q

What is amnesia?

A

Loss of memory due to brain injury shock fatigue repression or illness

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3
Q

What does amnesia refer to

A

Impairment of memory specifically affecting the ability to learn and recall information

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4
Q

Whats the foundation of behaviour?

A

Every habit, skill or belief stems from past learning experiences

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5
Q

Whats the identity ad mental health in relevance of learning and memory?

A

How traumatic memories can lead to PTSD or how memory loss in disorders like
Alzheimer’s affects identity

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6
Q

The real world application for the relevance of learning and memory?

A

Therapy: Breaking unhelpful habits (e.g., addiction) or re-learning
adaptive behaviours

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7
Q

Whats declarative memory?

A

type of long-term memory that involves facts and events you can consciously recall and describe.
Processed and stored in medial temporal lobe

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8
Q

Whats non-declarative memory?

A

type of long-term memory that involves skills and habits you perform without conscious effort
Cerebellum, striatum, neocortex, limbic system

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9
Q

Whats semantic memory?

A
  • learned
  • general facts and meanings
  • general world ko
  • indepdent of context and personal relevance
    Eg - Dakar is the capital of Senegal
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10
Q

What’s episodic memory?

A
  • experienced
  • episodes of personal life
  • autobiographical events
  • contextual, time-locked ko
    Eg remembering a holiday experience
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11
Q

Whats procedural memory?

A

Skills, and habits, how to do things
Riding a bike

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12
Q

Whats procedural memory linked to?

A

Associative learning
Non-associative learning

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13
Q

Whats associative learning?

A

when you learn by making a connection between two things

Classical and operant conditioning
Emotional and skeletal responses

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14
Q

Whats non-associative learning ?

A

organism’s response to a single repeated stimulus changes over time
Ticking of a clock goes unnoticed - habituation
Reflexes, priming habituation perceptual and cognitive routines

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15
Q

Whats under non declarative memory?

A

Procedural memory

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16
Q

Whats under declarative memory?

A

Semantic and episodic memory

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17
Q

For a memory to be retrieves is must have been previously?

18
Q

For a memory to be stored it must have been previously been?

19
Q

For a memory to be encoded something must have previously been?

20
Q

What are examples of reflex behaviours?

A

Grasp
Walking
Moro reflex
Babinski reflex

21
Q

Explain about adaptive responses?

A

Organisms have a series of fixed patterns (reflexes) of behaviour that guarantee
adaptive responses to particular stimul

automatic or learned reactions that help you adjust to changes or challenges in your environment. They’re essential for survival, learning, and daily functioning.

22
Q

Example of adaptive responses?

A

Holding when in the air
Walking whe supported on legs
Reaching out when feel like fall
Responses to being tickled

23
Q

Who proposed the concept of reflex?

24
Q

What did Descartes state about reflex?

A

A system that involves a receptor activating a
muscle through a direct connection.
• Whenever a child approaches a hand to a source of
heat they will automatically withdraw it to avoid
damage
• Reflexes account for complex movements of the
body according to a simple mechanism

25
Explain the reflex arc-sensory neurons connect to motor in the spinal cord?
Stimulus - receptor - sensory neurons - integration center - association neuron in spinal cord- motor neuron - effector - responses
26
Whats the rat and case of reflex’s?
- play novel sound and rats are startles that’s reflex behaviour - If reflexes are not modifiable, the rat’s response should stay the same with repeated exposure
27
What happend to the rats in the case of reflexes?
The rats reflex (innate) behaviour decreases after repeated exposure of the stimulus. • This phenomena is known as habituation • Unclear from this data what the mechanism behind habituation is
28
What’s habituation?
The rats reflex (innate) behaviour decreases after repeated exposure of the stimulus.
29
Whats evidence against the faitgue of the rats and reflex’s?
Evidence against the fatigue explanation of behaviour comes from introducing a new stimulus. • Restores the reflexive response to the original stimulus • Should not be the case if the animal is too tired to respond
30
Whats an unexpected stimulus that restores the original reflex responses called?
Dishabituation
31
Whats habituation in therapy?
Exposure therapies ‘force’ patients to confront their fears (e.g. spiders, public speaking). • With repeated exposure, the anxiety response should decrease (habituation) • Habituation is a psychological mechanism through which exposure therapies work. • Repeat exposure to the anxiety-causing stimulus should cause the anxiety response to decrease
32
Who did the within. Subject experiment on the rats?
Leaton with three phases
33
What were the implications for therapy?
Within a session of exposure therapy, you’re likely to see a big reduction in the anxiety response in the client. - short term effect, needs to be a long term habituation for extended periods of time
34
Habituation and obesity?
Rising steadily - doesn’t explain why increases availability of food makes people eat so much -
35
Who did a study on habituation and obesity?
Temple et al with children aged 9-12 given their fav fast food
36
What did temple et al find out about the obesity and habituation?
Regardless of whether you measure grams or calories consumed, the variety group eats more than the same group • Children in the same group habituate to the food, and eat less of it • Children in the variety group don’t get the chance to habituate to one food, and so we see more eating
37
Whats the self-fulfilling effect in habituation and obesity?
We may habituate to Pizza, so choose to eat a Burger instead • Like Rats in Leaton’s study, the introduction of a new Burger stimulus will lead to dishabituation to pizza • There will be a spontaneous recovery in the consumption of Pizza, which will at the same time lead to dishabituation to Burgers. • There will then be a spontaneous recovery in the consumption of Burgers.
38
What system is learning and memory part of?
Intergrated - which evolved to acquire (encode) and retain (store) information that will be useful later (retrieval
39
What does reflexive behaviour control?
Parts of our behaviour but these behaviours are not fixed
40
Whats does temporal course of habituation suggest?
Massed exposure (lots of trials over a short period) will lead to full habituation, but this is a short term effect (spontaneous recovery). • Spaced exposure to a stimulus over many days lead to less habituation, but the effect is longer term