A patient has smoked two packs of cigarettes daily for many years. When the patient tries to reduce smoking, anxiety, craving, poor concentration, and headache occur. This scenario describes
A) cross-tolerance.
B) substance abuse.
C) substance addiction.
D) substance intoxication.

Question

Quizplus · Accepted Answer

Nicotine meets the criteria for a "substance," the criterion for addiction is present, and withdrawal symptoms are noted with abstinence or reduction of dose. The scenario does not meet criteria for substance abuse, intoxication, or cross-tolerance.

A Patient Has Smoked Two Packs of Cigarettes Daily for Many