LPN Pharmacology

Correct Answer: B

Rationale: Wearing comfortable shoes and clothing is crucial for the client undergoing a treadmill stress test to ensure they can complete the test without discomfort. The right attire will help the client move freely and reduce the risk of any hindrance during the test, which requires physical activity.

Correct Answer: A

Rationale: In hyperkalemia, tall, peaked T waves are a distinct ECG finding. These T waves can be seen as a result of increased serum potassium levels, affecting the repolarization phase of the cardiac action potential. It is crucial for healthcare providers to recognize this ECG change promptly as hyperkalemia can lead to serious cardiac arrhythmias and complications.

Correct Answer: B

Rationale: In a client with angina pectoris, determining the location of chest pain is crucial for assessing the potential severity and cause. This information helps the nurse to further evaluate the nature of the pain and its probable origin, aiding in timely and appropriate interventions.

Correct Answer: A

Rationale: Choice A is the correct answer because regular physical activity, like walking for half an hour daily, is beneficial for managing coronary artery disease (CAD) and promoting heart health. It helps improve circulation, reduce cholesterol levels, and maintain a healthy weight, which are all important factors in managing CAD. Choices B, C, and D are incorrect as they convey misconceptions about disease management for CAD.

Correct Answer: C

Rationale: Gingival bleeding is a common side effect of anticoagulant therapy. Anticoagulants work by prolonging the time it takes for blood to clot, which can lead to bleeding issues, including gingival bleeding. Since bleeding, including gingival bleeding, can be a serious side effect that requires medical attention, the client should be educated on reporting it promptly to their healthcare provider.