| A | B |
| classical conditioning | a person's or animal's old response becomes attached to a new stimulus |
| neutral stimulus | that is, one that has nothing to do with the response to meat (salivation) prior to conditioning |
| unconditioned stimulus | an event that leads to a certain, predictable response usually without any previous training |
| unconditioned response | a reaction that occurs naturally and automatically when the unconditioned stimulus is presented, in other words, a reflex |
| conditioned stimulus | an ordinarily neutral event that, after training, leads to a response such as salivation |
| conditioned response | the salivation it causes is a |
| generalization | occurs when an animal responds to a second stimulus similar to the original CS without prior training with the second stimulus |
| discrimination | the ability to respond differently to different stimuli |
| extinction | Pavlov discovered that if he stopped presenting food after the sound of the tuning fork, the sound gradually lost its effect on the dog/CR has gradually died out |
| operant conditioning | learning from the consequences of behavior |