Why are the testes at a lower temperature than the rest of the body? To prevent sexually transmitted diseases To aid in the motility of sperm To ensure sterility To ensure the maturation and development of sperm Question 11 Which of the following is caused by an injury or by the mumps virus, which also infects the salivary glands? Aspermia Vasectomy Prostatitis Orchitis Question 12 Which of the following is a characteristic of herpes genitalis? Fever, headache, and malaise All of the above Fluid-filled blisters Reddening of the skin