Pharmacology HESI 55 Questions 2023

Correct Answer: C

Rationale: Benztropine, an anticholinergic drug, is used to control extrapyramidal symptoms associated with olanzapine use.

Correct Answer: A

Rationale: Lanthanum carbonate is prescribed in chronic kidney disease to bind dietary phosphorus in the gastrointestinal tract. This action can lead to decreased phosphorus absorption and potential hypercalcemia due to the increased serum calcium levels. Therefore, the nurse should monitor the client for signs and symptoms of hypercalcemia, such as confusion, fatigue, and muscle weakness.

Correct Answer: D

Rationale: The effectiveness of amiodarone is best assessed by a reduction in irregular heartbeats, as it is primarily used to treat ventricular dysrhythmias. Angina spells, ankle swelling, and cholesterol levels are not direct indicators of amiodarone's effectiveness.

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 answer is A: Increased risk of bleeding. Edoxaban is an anticoagulant that works by inhibiting clot formation, thereby increasing the risk of bleeding. Therefore, the nurse should closely monitor the client for signs of bleeding, such as bruising, petechiae, hematuria, or gastrointestinal bleeding, to prevent potential complications.