Identify the location and explain the role of the dartos and cremaster muscles in maintaining the scrotum temperature.

An infant with hydrocele is seen in the clinic for a follow-up visit at 1 month of age. The scrotum is smaller than it was at birth, but the fluid is still visible on illumination. Which of the following actions is the physician likely to recommend? A. Massaging the groin area twice a day until the fluid is gone. B. Referral to a surgeon for repair. C. No treatment is necessary; the fluid is reabsorbing normally. D. Keeping the infant in a flat, supine position until the fluid is gone.

Explain briefly the menstural cycle of women.

Why the temperature of scrotum is lower than that of the body?

Explain the function of the corpus luteum in the menstrual cycle. If an ovulated egg is fertilized, what endocrine events occur to support pregnancy?