LPN Pharmacology

Correct Answer: B

Rationale: ST-segment depression can indicate hypokalemia, affecting the heart's electrical conduction. Hypokalemia leads to alterations in the repolarization phase of the cardiac action potential, resulting in ST-segment depression on the ECG.

Correct Answer: A

Rationale: Elevated BNP levels are indicative of heart failure, which often causes fluid retention and weight gain. Taking daily weights and monitoring trends allows the nurse to assess for changes in fluid status. This intervention helps in evaluating the effectiveness of the treatment plan and identifying worsening heart failure symptoms early.

Correct Answer: C

Rationale: Option C, which includes baked haddock, steamed broccoli, herbed rice, and sliced strawberries, is the most appropriate choice for a client with myocardial infarction looking to reduce saturated fat and cholesterol intake. This meal is low in saturated fats and cholesterol, making it a heart-healthy option that aligns with the dietary recommendations for such clients.

Correct Answer: B

Rationale: The correct answer is B. Taking frequent walks and avoiding prolonged bed rest are essential measures to promote circulation and reduce the risk of thrombophlebitis. Physical activity helps prevent blood from pooling and clotting in the veins, thus decreasing the likelihood of thrombophlebitis development.

Correct Answer: C

Rationale: The therapeutic response by the nurse in this situation involves reflecting the client's feelings back to them, which demonstrates active listening and empathy. By restating the client's preference to talk to their doctor, the nurse acknowledges and validates the client's feelings, thereby fostering a positive therapeutic relationship and promoting open communication.