Ken Used to Drool at the Smell of Peanut Butter

question 202

Multiple Choice

Ken used to drool at the smell of peanut butter cookies as they baked, and he couldn't wait to sink his teeth into that first cookie. However, Ken's new roommate makes terrible peanut butter cookies, and the smell of them baking is no longer associated with a wonderful taste experience. Consequently, Ken finds that the smell of the cookies no longer makes him drool in anticipation. Which classical conditioning process does this illustrate?

• A)extinction
• B)second-order conditioning
• C)avoidance
• D)spontaneous recovery

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Definitions:

Precursor Chemicals

Substances required in the synthetic or manufacturing process of pharmaceuticals or illicit drugs, often regulated to prevent misuse.

Neurotransmitters

Chemicals released by neurons to send signals to other neurons or cells, playing a crucial role in the functioning of the nervous system.

Diffusion

Movement of ions from an area of higher concentration to an area of lower concentration through random motion.

Neurotransmitter Deactivation

The process by which neurotransmitters are inactivated in the synaptic cleft, stopping their effects on post-synaptic neurons.