Correct Answer: A

Rationale: Olanzapine commonly causes weight gain, requiring monitoring in clients with schizophrenia.

Correct Answer: A

Rationale: The clinical indicators of urticaria are a rash accompanied by pruritus. Urticaria is a manifestation of a transfusion reaction when it occurs during a blood transfusion and is preventable by premedicating the client with an antihistamine, such as diphenhydramine. The remaining options are incorrect. Clients can also be premedicated with acetaminophen to help prevent fever and chills.

Correct Answer: B

Rationale: A daily dose of fluoxetine hydrochloride, a selective serotonin reuptake inhibitor (SSRI), should be taken in the morning. If the medication is prescribed more than once daily, then the client is instructed to take the last dose of the day before 4:00 pm to avoid insomnia. It does not have to be taken with food. Antacids are avoided with its administration because the antacid will affect absorption.

Correct Answer: C

Rationale: A snug-fitting skin barrier and cleaning with mild soap prevent skin irritation by protecting the peristomal skin and maintaining hygiene without causing trauma.

Correct Answer: C

Rationale: Active natural immunity occurs when a person develops immunity after exposure to an infectious disease like measles, producing antibodies through natural infection.