The Case in Your Text of Ginny, the Nurse Who

question 64

Multiple Choice

The case in your text of Ginny, the nurse who is bothered by insects, illustrates

• A) a specific phobia.
• B) the importance of confronting one's fears.
• C) the extent to which social support mediates fear.
• D) a classic case of agoraphobia.

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Definitions:

Overshadowing

A phenomenon in classical conditioning where a more salient stimulus prevents the learning of a less salient one.

CS Preexposure Effect

A phenomenon in classical conditioning where prior exposure to the conditioned stimulus without the unconditioned stimulus can inhibit the formation of a conditioned response.

Potentiation

Potentiation refers to the increase in strength of nerve impulses along pathways that have been used previously, either short-term or long-term.

Rescorla-Wagner Model

A mathematical model that describes how the strength of a stimulus in classical conditioning is a function of its association with the unconditioned stimulus.