Several extinction sessions may be necessary to completely reverse conditioning. Spontaneous recovery . If the stimulus returns the next day, if the bell is rung, the child might respond again at first. Expectation takes time to extinguish. Stimulus generalization .
Generalization extends learning to new settings and similar situations.
Otherwise, we wouldn't be so adaptable. . Other stimuli similar to the conditioned stimulus may also trigger a response. Stimulus discrimination . Most quickly learn to discriminate voice tones associated with pain from those associated with praise or affection. Each time a response is made, it may be followed by reinforcement, punishment, or nothing.