ATI Mental Health Nursing Study Guide 200 Questions With Rationale

ATI Mental Health Nursing Study Guide 200 Questions With Rationale

1.  Cross-tolerance to a drug is a situation in which:

A.    One drug can prevent withdrawal symptoms from another drug.

B.     One drug can increase the potency of another drug.

C.     The client has an allergic reaction to a classification of drugs.

D.    One drug can result in a lessened response to another drug.

Answer: D

Rationale: Cross-tolerance occurs when a drug with a similar action ca uses a decreased response to another drug. A drug that can prevent withdrawal symptoms from another drug describes cross-dependence. Cross tolerance is not an allergic reaction to a classification of drugs. A drug that ca n in crease the potency of another drug describes potentiating effects.