Take this quiz to test your knowledge about prostate cancer, treatments, and other important prostate cancer information. Quiz takes less than 1 minute to complete. Prostate cancer develops mainly in older men and in African-American men? Yes No The most common type of prostate cancer is adenocarcinoma. True False Prostate cancer begins when cells in the prostate gland start to grow uncontrollably, but most prostate cancers grow slowly. True False Prostate cancer is cancer that occurs in a man's prostate — the walnut-size gland in the male reproductive system. True False Early prostate cancer usually causes no symptoms. Typically it is found by a PSA test or digital rectal exam (DRE.) True False Almost Done! Your Results are on the Next Page.