Repeatedly presenting a CS by itself will result in ______________
A) extinction
B) spontaneous recovery
C) stimulus discrimination
D) stimulus generalization
Answer: A
Rationale: Extinction is the loss or weakening of a conditioned response when a conditioned stimulus and unconditioned stimulus no longer occur together. For example, with the dogs in Pavlov's experiment, if a tone is presented repeatedly and no food follows, then salivation should occur less and less, until eventually it may not occur at all.
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Dissonance theorists might assert that just as we suffer for the things we like, we also convince ourselves that we like the things for which we suffer. Use concepts related to the justification of effort to explain this statement
What will be an ideal response?
After a stroke, a man can describe a key and pantomime how to use it, but he cannot produce the name "key." This disability provides evidence of which of the following?
a) Dissociation between semantic retrieval and lexical retrieva b) Interference between semantic retrieval and lexical retrieval c) Dissociation between episodic memory and semantic memory d) Interference between episodic memory and semantic memory