Which of the following older adults is most likely experiencing the effects of age-related changes to endocrine function?
A) A 71-year-old whose circadian rhythms are disrupted due to decreased melatonin production by the pineal gland.
B) A 78-year-old whose pancreas is releasing insufficient amounts of insulin, resulting in hyperglycemia.
C) A 67-year-old who is experiencing hyperthermia and insomnia due to increased thyroid activity.
D) A 69-year-old who has experienced decreased sexual responsiveness due to a large decline in testosterone production.
B
Feedback:
Insufficient insulin release is considered a common, age-related change, while melatonin levels are not noted to be affected by the aging process. Hyperthyroidism and a significant decline in testosterone production would constitute pathological findings.
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