Nonsterile dressings are applied to

Correct Answer: C

Rationale: The correct answer is C because nonsterile dressings are suitable for dry wounds with low infection risk. Sterile dressings are recommended for open or draining wounds to prevent infection. New wounds may require sterile or clean dressings to promote healing. Dry wounds with minimal risk of infection can be managed effectively with nonsterile dressings, as they do not introduce additional pathogens. Therefore, nonsterile dressings are best suited for dry wounds that have less chance of infection.

Correct Answer: C

Rationale: The correct answer is C: Preventing falls. This is because individuals with multiple sclerosis often have balance and coordination issues, making them more prone to falls. By implementing fall prevention strategies such as removing tripping hazards and providing assistive devices, caregivers can help reduce the risk of falls. Rushing residents through tasks (A) can lead to stress and errors. Administering medications (B) is important but not specific to caring for MS residents. Encouraging the resident to speak faster (D) is not relevant to MS care.

Correct Answer: D

Rationale: The correct answer is D because the endocrine system produces hormones that help regulate blood sugar levels. Hormones like insulin and glucagon are released by endocrine glands to control glucose levels in the blood. This process is crucial for maintaining homeostasis in the body. A, B, and C are incorrect: A: Regulating body temperature is primarily the function of the integumentary and nervous systems. B: Giving the body shape and structure is mainly the role of the skeletal and muscular systems. C: Sensing and interpreting messages from the environment are tasks of the nervous system.

Correct Answer: C

Rationale: The correct answer is C because a cane is typically used to provide stability when a person is unsteady or has weakness. It helps distribute weight and support balance while walking. Choice A is incorrect as it focuses solely on balance without considering weakness. Choice B is incorrect because it specifies only one leg, whereas a cane can be used for general weakness. Choice D is incorrect as it focuses on bed mobility rather than walking stability.

Correct Answer: A

Rationale: The correct answer is A: Low blood pressure. As a person nears death, their blood pressure often decreases due to the body's declining functions. This is a common physiological response in the final stages of life. Sharper vision (B) is not typically associated with approaching death, while feeling warm (C) could be a sign of fever or infection rather than impending death. Dry skin (D) is a common symptom in many conditions but is not a definitive sign of approaching death.