Correct Answer: B

Rationale: Hydrochlorothiazide is a diuretic that can lead to potassium loss, resulting in hypokalemia. Monitoring for hypokalemia is essential because it can cause various complications such as cardiac dysrhythmias. Therefore, the practical nurse should closely watch for signs and symptoms of low potassium levels in clients taking hydrochlorothiazide.

Correct Answer: A

Rationale: The correct answer is 'Nausea.' Dulaglutide, a medication commonly used in the management of type 2 diabetes, can lead to gastrointestinal side effects such as nausea. While hypoglycemia and hyperglycemia are potential concerns in diabetes management, they are not typically associated with dulaglutide use. Pancreatitis is a serious adverse effect of some diabetes medications, but it is not a common side effect of dulaglutide.

Correct Answer: D

Rationale: When a client taking metformin for diabetes mellitus type 2 is NPO for surgery, it is essential to manage their glucose levels effectively. In this scenario, the best approach is to prescribe regular insulin subcutaneously according to a sliding scale based on the client's blood glucose levels. This method allows for precise adjustment of insulin doses to maintain blood glucose within the target range while the client is unable to take oral medications.

Correct Answer: A

Rationale: The correct potential side effect of buspirone is drowsiness. It is important for clients to be informed about this side effect, as it can affect their ability to perform tasks that require full alertness, such as driving. Clients should be advised to avoid activities that require mental alertness until they know how the medication affects them.

Correct Answer: B

Rationale: Bulk-forming laxatives are recommended to prevent constipation because they are safe and considered the most natural option. These laxatives work by absorbing liquid in the intestines, forming a bulky, soft stool that is easier to pass, thereby helping to prevent constipation.