The Focus on Neuroscience Box "The Mysterious Placebo Effect" Describes

question 76

Multiple Choice

The Focus on Neuroscience box "The Mysterious Placebo Effect" describes a positron emission tomographic scan study of the placebo effect. How did the two groups of participants in the study differ?

• A) One group received the actual opioid painkiller, and the other group received an endorphin-blocking drug called naloxone.
• B) One group was injected with an opiate painkiller, and the other group was injected with telomerase.
• C) One group was injected with an opiate painkiller, and the other group was injected with saline solution (a placebo).
• D) One group was injected with saline solution (a placebo), and the other group received no injection or other treatment.

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Definitions:

Anatomy

The branch of biology concerned with the study of the structure of organisms and their parts.

Left-Hemisphere Damage

Injury or harm to the left side of the brain, often affecting language, analytical, and logical processing abilities.

Gestures

Non-verbal communication methods involving bodily movements, often of the hands and arms, that convey meanings, emotions, or instructions without using words.

Facial Expressions

The use of facial muscles to convey emotions, intentions, or social information.