The textbook says that opioid withdrawal is similar to
A. a bad case of intestinal flu.
B. a life-threatening disease.
C. a hangover from alcohol.
D. an allergy.
Question 2
Siegel and his colleagues have shown in animal studies that tolerance to opioids
A. is due to reduced absorption of the drug.
B. is not very great.
C. occurs after only a single exposure.
D. is partly due to conditioned responses.