REVISION FLASHCARDS
What occurs during dishabituation?
A previously habituated response is reactivated by a change in stimulus
Describe habituation?
The rats reflec behaviour decrease after repeated exposure of the stimulus
What happens during dishabituation?
An unexpected stimulus restores the original reflex responses
When house training a cat, some animal trainers advise owners to spray the cat with waste whenever it pees on the furniture. What is this an example of?
Positive punishment
Why is spraying the cat with water a positve punishment?
Designed to decrease the prevalence of the behvaiour - so punishment
Involves the addition of aversive events for the cat like water spray so it is positive
A child received a start for every correct answer they get. What reinforcement schedules is being used?
Fixed ratio reinforcement
Whats fixed ratio reinforcement?
Depends on a particular number of responses before the reinforcement is given
Whats the hebbian theory?
Cells that fire together, wire together
What’s sensitisation?
Prior strong stimulation increases response to most stimuli
Whats LTP?
Strengthening of synaptic efficacy between neurons in the brain
Whats LTD?
A long lasting decrease in the efficiency of synaptic transmission
Whats synaptic plasticity?
Ability of neurons to modify the strength of their connections over time
How does synaptic plasticity change?
- The amount of neurotransmitters released
- The number of postsynaptic receptors available
- Or both
Whats procedural memory?
Responsible for the automatic, implicit stored procedures that have been acquired in earlier stages
Whats anterograde procedural memory?
Involves loss of the acquisition of new skills
Whats retrograde procedural memory?
Loss of the ability to execute skills acquired in earlier life stages
