A 70-year-old man is in for his annual checkup.He has noticed some changes he is concerned about as he is aging.The nurse explains what normal changes he should expect including: (Select all that apply.)

Question

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After ages 55 to 60 years, testosterone production declines very gradually so that resulting physical changes are not evident until later in life.Aging changes also result from decreased muscle tone, decreased subcutaneous fat, and decreased cellular metabolism.
In older men, the amount of pubic hair decreases, and the remaining hair turns grey.Penis size decreases.Because of decreased tone of the dartos muscle, the scrotal contents hang lower, the rugae decrease, and the scrotum looks pendulous.The testes decrease in size and are less firm to palpation.

A 70-Year-Old Man Is in for His Annual Checkup