An Experienced User Who Takes Heroin in a New Setting

question 132

Multiple Choice

An experienced user who takes heroin in a new setting has an increased risk of overdose because:

• A)she may take more drug than intended.
• B)the conditioned compensatory response becomes stronger.
• C)changed settings result in added stress.
• D)the CS that triggers the compensatory CR is degraded or absent altogether.

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Definitions:

Rhomboideus Major

A muscle in the back that is involved in moving the shoulder blades and supporting the arm.

Supination

Rotation of the forearm (when the forearm is parallel to the ground) so that the anterior surface is up (supine).

Brachioradialis

A muscle of the forearm that flexes the forearm at the elbow, especially when the forearm is in a midposition between pronation and supination.

Biceps Brachii

A muscle of the upper arm that flexes the elbow and rotates the forearm, consisting of two heads that join on the radius.