The Focus on Neuroscience Feature Discussed a PET Scan Study

question 30

Multiple Choice

The Focus on Neuroscience feature discussed a PET scan study comparing the brains of normal-weight individuals and obeseindividuals. One finding in the study was that compared withthe normal weight individuals, the obese individuals had:

• A)significantly fewer dopamine receptors in their brains.
• B)significantly lower levels of the neurotransmitter neuropeptide Y (NPY) in various brain areas, most notably the hypothalamus.
• C)significantly more dopamine receptors in their brains.
• D)significantly higher levels of the neurotransmitter neuropeptide Y (NPY) in various brain areas, most notably the hypothalamus.

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Definitions:

Mind-body Approaches

Techniques or therapies that aim to improve health and well-being by enhancing the connection between the mind and the body.

Biofeedback

A technique that teaches individuals to control bodily functions such as heart rate and muscle tension by monitoring physiological signals.

Hypnotic Treatment

A therapeutic technique involving hypnosis to alter a person's consciousness, perceptions, sensations, and behavior.

Vital Energy

A concept in various philosophies and medicines that considers the force or energy as a vital principle essential for the existence of life.