1-84After Being Bitten by a Dog,Jose Finds That He Feels

question 40

Multiple Choice

1-84.After being bitten by a dog,Jose finds that he feels afraid whenever he sees a dog.He goes for treatment,where he is gradually exposed to dogs,until he can be in the same room with a dog without feeling any fear.Three weeks later,while walking in his neighborhood,Jose hears a dog barking viciously.For a few weeks after this,his fear returns.This shows

• A)the treatment had no effect.
• B)extinction.
• C)stimulus-stimulus expectancy.
• D)spontaneous recovery.

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Definitions:

Ghrelin

A hormone produced mainly by the stomach that stimulates appetite and signals hunger to the brain.

Ghrelin

A hormone produced in the stomach that stimulates appetite, promoting the feeling of hunger before meals.

Leptin

A hormone produced by fat cells that helps to regulate body weight by inhibiting hunger and therefore reducing food intake.

Glucose

A simple sugar and a key source of energy for cells in the body, also the main sugar found in the bloodstream and used for metabolic processes.