Which of the following is a normal age-related change for the male reproductive system?

Correct Answer: B

Rationale: Certainly! The correct answer is B because as males age, the number and capability of sperm naturally decrease due to factors like decreased testosterone levels and cellular changes in the testes. This is a normal age-related change known as "sperm decline". A: The prostate gland typically enlarges with age, not shrinks. C: Sexual response tends to slow down, not speed up, with age due to various physiological changes. D: Menopause is a term associated with the cessation of menstruation in females and does not apply to the male reproductive system.

Correct Answer: A

Rationale: The correct answer is A: Skeletal muscle. Skeletal muscles are under conscious control, allowing for voluntary movement. This type of muscle is attached to bones by tendons and helps with activities like walking and lifting. Smooth (B), pulmonary (C), and cardiac (D) muscles are involuntary muscles controlled by the autonomic nervous system. Smooth muscles are found in organs like the digestive tract, pulmonary muscles are associated with the lungs, and cardiac muscles make up the heart. They function automatically without conscious effort.

Correct Answer: C

Rationale: The correct answer is C: Preventing falls. This is because individuals with multiple sclerosis often experience mobility issues and are at a higher risk of falling. By implementing fall prevention strategies, such as removing trip hazards and providing assistive devices, caregivers can help ensure the safety of the resident. Rushing residents through tasks (A) is not recommended as it can increase stress and anxiety, which may exacerbate symptoms of multiple sclerosis. Administering medications (B) is important but not specific to caring for someone with multiple sclerosis. Encouraging the resident to speak faster (D) is not relevant to the care of individuals with multiple sclerosis and may even be detrimental to effective communication.

Correct Answer: D

Rationale: The correct answer is D: Maintains blood sugar levels. The endocrine system produces hormones that regulate blood sugar levels. Insulin and glucagon help control glucose levels in the blood. A: Regulating body temperature is primarily controlled by the nervous system and thermoregulatory mechanisms. B: Giving the body shape and structure is mostly the role of the skeletal system. C: Sensing and interpreting messages from the environment is mainly the function of the nervous system.

Correct Answer: C

Rationale: The correct answer is C: To provide stability when a person is unsteady or has some weakness. A cane is used to support individuals who have difficulty with balance or weakness in their legs. It helps distribute weight and provide stability while walking. Choice A is incorrect because while a cane can help with balance, it is not its primary purpose. Choice B is incorrect as it refers to a different assistive device like a walker. Choice D is incorrect because a cane is used for walking assistance, not for getting out of bed.