LPN Pharmacology

Correct Answer: B

Rationale: After being transferred from the CCU to the general medical unit with cardiac monitoring, the client with MI is typically prescribed bathroom privileges and self-care activities. This allows for gradual recovery and mobility while still being closely monitored, promoting the client's overall well-being and independence.

Correct Answer: C

Rationale: The correct answer is C. Using polyunsaturated oils, such as vegetable oils, can help manage cholesterol levels and reduce the risk of heart disease. This dietary change is beneficial for individuals with coronary artery disease as it promotes heart health by improving cholesterol profiles. Substituting eggs and milk for meat (Choice A) may not address the overall dietary needs for managing the condition. Completely eliminating all cholesterol and fat from the diet (Choice B) is not necessary as the body needs some healthy fats. Considering becoming a strict vegetarian (Choice D) is a personal choice and may not necessarily be required to manage coronary artery disease.

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: 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: B

Rationale: A serum calcium level below normal (hypocalcemia) can lead to cardiac arrhythmias and potentially cardiac arrest. Calcium plays a crucial role in cardiac muscle contractility, and low levels can disrupt normal heart function, potentially leading to fatal arrhythmias and cardiac arrest.