PSY100H1 Lecture Notes - Lecture 7: Nucleus Accumbens, Learning, Hebbian Theory
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A neutral stimulus is paired with an unconditioned stimulus (or us, the food). After repeated paring the neutral stimulus becomes a conditioned stimulus (cs, the bell after paring) that elicits the conditioned response (cr, salivation). John b. watson father of behaviourism. Ucr and cr don(cid:495)t have to be the same: all behaviours can be explained by conditioning, little albert experiment (make albert fear white associations rat) Preparedness an organisms evolutionary history can make it easier to learn particular. More likely to develop associations for particular classes of stimuli. More likely to associate illness with food not lights, sounds. Can be hours between eating and sickness (there is a time dilation between) More likely to associate with (cid:494)unfamiliar(cid:495) flavour conditioned stimulus) than a new stimulus. Latent inhibition familiar stimulus takes longer to acquire meaning (as a. Is a type of learning in which an individual"s behaviour is modified by its consequences.
