Correct Answer: D

Rationale: As individuals age, various changes occur in the vascular system. These changes include increased peripheral resistance of the blood vessels, decreased blood flow, and an increased workload of the left ventricle. Therefore, all the listed changes result from aging, making option D, 'All of the above,' the correct answer.

Correct Answer: C

Rationale: Muscle weakness is a hallmark symptom of hypokalemia. Hypokalemia refers to low levels of potassium in the blood, which can affect muscle function. The decreased potassium levels can lead to muscle weakness, cramping, and even paralysis. These symptoms can impact various muscle groups in the body, making muscle weakness the most significant symptom to monitor and address in patients with hypokalemia.

Correct Answer: D

Rationale: As individuals age, various changes occur in the vascular system. These changes include increased peripheral resistance of the blood vessels, decreased blood flow, and an increased workload of the left ventricle. Therefore, all the listed changes result from aging, making option D, 'All of the above,' the correct answer.

Correct Answer: D

Rationale: The holistic approach, encompassing a therapeutic relationship, continuity, and efficient nursing care, is the most satisfying principle of primary nursing. This approach considers the patient as a whole, taking into account physical, emotional, social, and spiritual aspects, which enhances the nurse-patient relationship and promotes comprehensive care. It emphasizes individualized care delivery, continuity of care, and an integrated approach, leading to improved patient satisfaction and nurse fulfillment.

Correct Answer: C

Rationale: The supine position is ideal for abdominal inspection as it allows the healthcare provider to easily access and examine the abdomen. In the supine position, the patient lies flat on their back with arms at their sides, providing a clear view and access to the abdominal area for inspection.