PSYC 181 Chapter Notes - Chapter 5: Classical Conditioning, Reinforcement, Operant Conditioning
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Learning: relatively permanent change in behavior that results from practice & experience. Requires intact nervous system: may be short-lived or long-lasting, 30 week fetuses remember sound vibration placed on mom for only 10min while. 38 week fetuses displayed habituation for up to 4 weeks. Sensitization: an increase in response to stimuli that are dangerous or threatening. Conditioning refers to the process of learning through associations. Associative learning: a form of learning whereby the subject learns about the relationship between 2 stimuli, or between a stimulus and a behavior. Pa(cid:448)lo(cid:448)"s f(cid:396)a(cid:373)e(cid:449)o(cid:396)k (cid:373)ade of (cid:1007) phases: (cid:449)hat happe(cid:374)s (cid:271)efo(cid:396)e (cid:272)o(cid:374)ditio(cid:374), du(cid:396)i(cid:374)g condition, after conditioning. Neutral stimulus (ns): a sti(cid:373)ulus that does(cid:374)"t lead to a natural reflex or response: ex: sound of bell does(cid:374)"t p(cid:396)odu(cid:272)e a(cid:374)(cid:455) (cid:374)atu(cid:396)al (cid:396)espo(cid:374)se/(cid:396)efle(cid:454) Unconditioned stimulus (ucs): an unlearned stimulus that leads to a natural reflex or response: ex: the meat placed in front of the dog.
