Although Henrietta extinguished her fear of spiders several months ago, she suddenly gasped in horror and felt her heart pounding when she saw an itsy-bitsy spider crawling up the water spout in her back yard.This is an example of _____.
A)an extreme case of arachnophobia
B)second-order extinction
C)stimulus discrimination
D)spontaneous recovery

Question

Quizplus · Accepted Answer

This is an example of spontaneous recovery, where a previously extinguished response (fear of spiders) reappears after a period of no exposure to the stimulus, indicating that the extinction was not permanent.

Although Henrietta Extinguished Her Fear of Spiders Several Months Ago