The Focus on Neuroscience Box, "Dopamine Receptors and Obesity," Discussed

question 504

Multiple Choice

The Focus on Neuroscience box, "Dopamine Receptors and Obesity," discussed a PET scan study comparing the brains of normal-weight individuals and obese individuals. One finding in the study was that as a person's body mass index increased, the number of:

• A) dopamine receptors also increased.
• B) serotonin receptors also increased.
• C) dopamine receptors decreased.
• D) serotonin receptors decreased.

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Definitions:

Photographic Plate

An early type of photography that uses a flat glass surface coated with a photosensitive chemical to capture images, now mostly replaced by digital methods.

Radium

A naturally occurring radioactive metal that was historically used in cancer treatment due to its radiation.

Contraindication

A specific situation or condition under which a particular treatment or procedure should not be used because it may be harmful.

Claustrophobic

Describes a person experiencing fear or discomfort in confined or crowded spaces.