Correct Answer: B

Rationale: Diltiazem is a calcium channel blocker that can cause bradycardia as an adverse effect due to its negative chronotropic properties, slowing down the heart rate. Therefore, the nurse should monitor the client for signs of bradycardia by regularly assessing the heart rate to prevent potential complications.

Correct Answer: A

Rationale: Metformin should be taken with meals to reduce gastrointestinal side effects and ensure better absorption. By taking the medication with the first bite of food, the client can help minimize potential stomach upset and improve the drug's effectiveness.

Correct Answer: C

Rationale: Extrapyramidal effects are movement disorders that can be caused by certain medications affecting the central nervous system. These effects can include symptoms like tremors, rigidity, and bradykinesia. Medications like typical antipsychotics are known to induce extrapyramidal effects by interfering with dopamine transmission in the central nervous system.

Correct Answer: C

Rationale: The correct answer is C. The client should report increasing intensity, frequency, or duration of contractions to the provider because these are manifestations of preterm labor. This response demonstrates the client's understanding of the importance of monitoring contractions and seeking appropriate medical attention.

Correct Answer: C

Rationale: The correct instruction for a client starting clonidine therapy for hypertension is to avoid driving until their reaction to the medication is known. Clonidine can cause drowsiness, so engaging in activities like driving that require alertness should be avoided until the individual understands how the medication affects them.