In order to perceive a stimulus, that stimulus has to meet or exceed the _____ threshold; in order to detect a change in that stimulus, the stimulus has to meet or exceed the _____ threshold

Sam has a spider phobia, and he has not gone to the wood-shed since his wife complained of all the cobwebs in there. he has responded behaviorally with

a. arousal b. worry c. distress d. avoidance

According to Tulving, which of the following is NOT a reason why a multiple memory system should be considered?

A) a single, unitary theory is implausible B) most of our assumptions about mental processes are wrong C) the evolutionary process under which the brain developed has been uneven D) the majority of the assumptions about the brain have been proven correct E) no profound generalization about memory as a whole can be made