PSY 205 Lecture Notes - Lecture 5: Classical Conditioning

• School: Syracuse University
• Department: Psychology
• Course: PSY 205
• Professor: Shannon Houck

Document Summary

Any relatively durable change in behavior or knowledge that is due to experience: conditioning. Learning associations between events that occur in an organism"s environment. Classical conditioning: a type of learning in which a stimulus acquires the capacity to evoke a response that was originally evoked by another stimulus, phobia. Pavlov"s demonstration: psychic reflexes: presented meat powder to dogs. Soon dogs salivated when they only heard the clicking of the dispenser that gave them the meat powder: added a tone when meat powder was presented. Dogs salivated to the tone alone as a conditioned response associating it with the meat powder. Terminology and procedures: unconditioned stimulus (us) A stimulus that evokes an unconditioned response without previous conditioning: unconditioned response (ur) Unlearned reaction to an unconditioned stimulus that occurs without previous conditioning: conditioned stimulus (cs) Previously neutral stimulus that has, through conditioning, acquired the capacity to evoke a conditioned response: conditioned response (cr)