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NAB > Behaviour > Flashcards

Behaviour Flashcards

1
Q

What does Rescorla-Wagner model do?

A

Assigns synapse strength between 0 and 1

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2
Q

How to demonstrate operant conditioning?

A

Buzzer-carrot thing unchanged when on left or on right

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3
Q

What is PIT?

A

Pavlovian to operant transfer - Pavlovian stimulus alters operant performance (eg rat presses lever more if it knows food is about to come)

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4
Q

What are the basic emotions?

A

Fear, sadness, anger, happiness, disgust

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5
Q

What makes up the limbic system?

A

Cingulate and orbitofrontal cortex, amygdala, hippocampus, basal ganglia, thalamus

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6
Q

What part of brain was required for sham rage?

A

Remove cerebellum, need posterior hypothalamus

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7
Q

What is Kluver-Bucy syndrome?

A

Bilateral temporal lobe resections caused tameness, emotional unresponsiveness

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8
Q

Where does the medial geniculate nucleus project to?

A

Amygdala

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9
Q

How many nuclei does the MGN have?

A

12

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10
Q

What happens to fear response if the amygdala is lesioned?

A

Abolished

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11
Q

Which conditioning is amygdala and hypothalamus dependent?

A

Contextual

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12
Q

Which conditioning is amygdala dependent but hippocampus independent?

A

Cued

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13
Q

Fear conditioning is underlied by long term potentiation where?

A

The lateral nucleus

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14
Q

Which nucleus is involved in fight or flight?

A

Central

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15
Q

How does diazepam work?

A

Acts on amygdala and enhances the action of GABA.

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16
Q

What increases learnign during an emotional state?

A

BLA

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17
Q

What do happy rats produce when they are eating?

A

Carbon disulphide

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18
Q

Definition of impulsivity?

A

Poorly conceived, prematurely expressed, risky or inappropriate and result in undesirable consequences

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19
Q

How does a D2 antagonist affect stopping and inhibition?

A

Slower stopping and less inhibition

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20
Q

How does a D1 antagonist affect stopping and inhibition?

A

Better stopping and more inhibition

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21
Q

What are dopamine receptors like in impulsive rats?

A

Decreased D2/3 receptor availability in the ventral striatum

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22
Q

Which metabolite is delya intolerance associated with?

A

5-HIAA

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23
Q

Definition of compulsivity?

A

Actions which persist inappropriately to the situation, have no relationship to the overall goal and often result in undesirable behaviour

24
Q

In crib biting, where is D1 and D2 receptor binding higher?

A

Nucleus accumbens

25
Q

Where was lidocaine injected to abolish a habitual left turn response?

A

Caudate nucleus

26
Q

What was removed to abolish displacement activity in labs rats?

A

Dopamine

27
Q

Dysfunction of what can cause crib biting?

A

Striatum

28
Q

Which antagonist did not work to cure a lick granuloma? What worked instead?

A

D2 antagonist, SSRI

29
Q

What is retrograde amnesia?

A

Forget events priory to trauma

30
Q

What is anterograde amnesia?

A

Can’t retain new information

31
Q

What can cause anterograde amnesia?

A

Alzheimers, thiamine deficiency

32
Q

How do you measure working memory?

A

Delayed matching to sample task

33
Q

What is declarative info?

A

Remembering facts

34
Q

What is non-declarative info?

A

Habits and conditioning

35
Q

Removing what caused anterograde amnesia?

A

Medial temporal lobe, thalamus or mamillary bodies

36
Q

What tests recognition memory?

A

Delayed non-matching to sample

37
Q

Lesion of what caused worse performance in “delayed non-matching to sample”?

A

Temporal lobe lesion

38
Q

Which kind of learning was not affected by temporal lobe lesion?

A

Intact skills

39
Q

Monkeys with which lesions show impaired recognition memory?

A

Rhinal cortex lesions

40
Q

Rats with which lesions are bad at the Morris water maze?

A

Hippocampus

41
Q

Lesions of what impair food recovery in food caching birds?

A

Hippocampus

42
Q

What kind of conditioning is hippocampus important for?

A

Contextual

43
Q

Cutting which pigeon nerve impairs magnetic receptor?

A

V1

44
Q

Why does the phobia not extinguish when the CS occurs in the

absence of the US?

A

There are CS-US associations

45
Q

Why are not all stimuli equipotent in causing phobias?

A

Evolutionary bias

46
Q

What must be done to conclude that a behaviour is due to operant conditioning?

A

Must demonstrate that behaviours are due to the behaviour outcome relationship

47
Q

Blockage of which receptors prevents acquisition of conditioned freezing?

A

NMDA

48
Q

What is required for tone-shock conditioning?

A

Amygdala

49
Q

What is required for context-shock conditioning?

A

Amygdala and hippocampus

50
Q

Which amygdala nucelus is responsible for freezing and autonomic control?

A

Central

51
Q

Lesions of which part interfered with BP changes?

A

Lateral hypothalamus

52
Q

Lesion of what interferes with freezing?

A

PAG

53
Q

Which lesions mean a conditioned stimulus can’t be used as a conditioned reinforcer?

A

Basolateral

54
Q

How do you measure waiting?

A

5-choice serial reaction time tast

55
Q

What effect do hippocampus lesions have if there is just one cue near the platform?

A

None

NAB (10 decks)

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