Correct Answer: C

Rationale: Iron supplements can cause constipation as a side effect. Increasing fiber intake is recommended to help prevent constipation when taking iron supplements. Fiber helps promote healthy bowel movements and can counteract the constipating effects of iron.

Correct Answer: C

Rationale: Taking ferrous sulfate with orange juice helps enhance the absorption of iron due to the ascorbic acid present in the orange juice, which aids in iron absorption. This combination can help improve the effectiveness of the medication.

Correct Answer: A

Rationale: The correct action for the nurse to monitor for adverse effects of Morphine IV is to check the client's respiratory rate every 15 minutes. Respiratory depression is a potentially life-threatening adverse effect of Morphine, and frequent monitoring of the respiratory rate allows for early detection and intervention if needed.

Correct Answer: C

Rationale: Nafcillin is an appropriate alternative within the penicillin class for clients who have difficulty swallowing tablets or struggle with liquid or chewable medications. It is available for intramuscular (IM) or intravenous (IV) administration, offering options beyond oral formulations.

Correct Answer: B

Rationale: Hydrochlorothiazide, a diuretic, can cause hypokalemia by promoting potassium excretion. Increasing potassium-rich foods, such as bananas or oranges, can help counteract this effect and maintain electrolyte balance.