intro Flashcards

1
Q

what is classic conditioning?

A

learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus.
S-1 AND S-2
Response takes place even if conditions become more demanding.

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2
Q

who thinks its classic conditioning is only glandular or visceral ?

A

Skinner

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3
Q

Who thinks classic conditioning can also create other conditioned responses: skeletal (motor response)?

A

pavlov

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4
Q

what is Sign tracking OR autoshaping?

A

Pecking happens without prior training or shaping.

Classic conditioning procedure + classical conditioning stimulus!

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5
Q

what is operant conditioning?

A

Relation between behavior and consequence. R-S

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6
Q

what is the Control problem in Pavlovian conditioning?

A

Proving that changed behavior after presenting with CS = only result of CS-US

usually habituation not a problem = decreased behavior <> pavlovian learning is increased behavior. Sensitization is a problem

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7
Q

what is random control?

A

RESCORLA

CS and US presented repeatedly but at random times and independently of each other.

Problem: not neutral base line. Associative learning can develop if CS and US happen to be presented at random at same time.
Or if US is alone > background association

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8
Q

what is Discriminative control?

A

2 types of CS used. CS+ and CS-
Example: light and sound. CS+ is sound and presentation of US (shock). CS- is light and no US is presented

Association = only if CS+ response is more than CS-

Controls for:
only CS sensitization
only US sensitization
or dishabituation

problem: interpretation of effect

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9
Q

what is unpaired control?

A

CS and US presented, but scheduled so that CS and US never occur together

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10
Q

What is S-R learning?

A

Conditioned response CR is direct consequence of CS
US is the cause of associative learning (shock) but is not learned in the association

Pavlovian

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11
Q

What is S-S learning?

A

CR happens indirectly through representation of US (shock).
US also learned within mental model.
CS makes you think of US and causes CR.
Motivational value of US regulates CR

Pavlovian

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12
Q

What is the experiment of US devaluation?

A

Proves S-S learning
Holloway & Domjan

Male quale - motivation changed. Proven that S-S happened because CR decreased after US motivation decreased.

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13
Q

What is latent inhibition?

A

Latent inhibition: pre exposure fase retards reaction to US

explained as attention effect > less attention because of pre exposure with no consequence

Pre exposure fase: presentation of stimulus alone (tone) that will later become CS.

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14
Q

What is CS-US relevance and selective association?

A

US activates behavior that corresponds with it.
Food > feeding system activated > in pigeons visual response high

Selective CS - US association:
Pigeons are more likely to associate visual stimulus with food than auditory. Food > visual

However shock and auditory cue is stronger conditioned than shock and visual!.
shock > auditory

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15
Q

experiment selective conditioning shows…?

A

Garcia & Koelling

result= illness and taste is stronger

Result = shock and audio visual stronger

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16
Q

What are the stimulus CS-US important relationships?

A
Temporal: CS-US
Signal relationships: CS-US
Higher order relationships
Conditioned inhibition
Conditioned facilitation

This influences if learning occurs and what learning occurs

17
Q

What is the temporal link effective CS-US?

A

Simultaneous: CS and US at same time

Delayed: CS..few seconds .. US. US is presented when CS is still presented. There is an overlap!

Trace conditioning: CS……longer time passes.. US. CS is no longer presented when US is given. NO overlap!
> KAMIN proves trace reduced effectivity!

Result:
Delayed is best in learning classical conditioning - simultaneous least effective

18
Q

What is the effect of CS-US interval?

A

How much time passes between start CS and presentation US. is interstimulus interval

Experiment: Nictitating membrane response - > best response is a few seconds delay

conditioned suppression > best response is a few minutes delay

Garcia: taste aversion
long delay - learning > best result a few hours .

19
Q

what is CS-US contingency (contingentie?)

A

Presence of one stimulus can serve as basis predicting other stimulus.

2 probabilities:
Probability US occurs if CS is present p(US/CS)

  1. Probability US occurs when CS is not present
    (p(US/ no CS)

Positive contingency:
p(US/CS) is higher
Than
p(US/ NO CS)

= excitatory conditioning

20
Q

what is inhibitory conditioning and CS-US contingency?

A

p(US/ NO CS)

Higher than

p(US/CS)

21
Q

What is perfect contingency?

A

Perfect contingency is when US never occurs when CS is not present.

0 contingency: if US occurs equally often with CS as without CS (RANDOM control procedure)

22
Q

What is performance theory (performantie theorie) of learning?

A

VP/US contingency > influences behavioral expression

of CS-US association

23
Q

What is zero contingency effect ?

A

= context clue conditioning

p (US/CS) equals p(US/ no CS) = 0.5

US alone trails:

  • Kan de US-CS associatie blokkeren
  • Can block expression of US-CS behavior > comparator model see late
24
Q

What is contiguity (contiguïteit) ?

A

Presenting US- with CS in same space and time = not enough for pavlovian conditioning to happen

25
Q

What is blocking?

A

KAMIN

CS must be not-redundant

Proven by : BLOCKING effect

Presenting target CS with another cue (which was previously conditioned with same US) that already predicts US.

The target CS will be redundant - you will not learn much about it

> all stimuli have positive contingency with US!
Phase 1: Noise + shock
Phase 2: noise + light(CS) + shock

Test: light

26
Q

what is conditioned inhibition?

A

CS becomes signal for no-US

When US was expected because of contextual clues!
Only significant that US is not presented if US was expected!

2 conditioned stimuli presented:

A is signal for US&raquo_space;> red light > no driving

Alternated with…

A+ B no-CS > red light + traffic officer = drive

Blocks hesitation to cross road when traffic officer and red light are combined > result is traffic officer is conditioned inhibitor

27
Q

what is Negative - CS-US contingency?

A

expectation that US will not occur when CS has been presented

p(US/CS) less likely than
p(US/ no CS)

28
Q

CS- Conditioned inhibition: behavioral manifestation How does it work?

A

inhibitory CS > suppresses the CR

CS- is difficult to detect

29
Q

what is the summation test?

A

Phase 1: you train a excitatory CS+
For example - tone+ food until it is well associated and measure the base rate.

Phase 2: you add stimulus of which you suspects is an inhibitor CS-.

if the baseline significantly decreases when you add the CS- to the CS+ test.. . you know CS- is the inhibitor

30
Q

what is RETARDATION OF ACQUISITION TEST?

A

Using a stimulus that is a inhibitor will slow down using that same stimulus as an excitatory stimulus.

So going from C- to C+ will take longer…