What Would Cause a Rat to Become Less Likely to Exert

question 101

Multiple Choice

What would cause a rat to become less likely to exert extra effort to obtain rewarding stimuli?

• A) Treatment with a dopamine antagonist.
• B) Treatment with amphetamine.
• C) Treatment with a serotonin reuptake inhibitor.
• D) Treatment with a dopamine agonist.

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Definitions:

-Malacia

A suffix denoting a pathological softening of tissues, commonly used in medical terms.

-Penia

A suffix meaning deficiency or lack of something, commonly used in medical terminology, such as leukopenia (deficiency of white cells in the blood).

Cost/o

A prefix in medical terms related to ribs.

Crani/o

A prefix relating to the skull.