Anesthesia: A substance that prevents pain from being felt, given before an operation.
Anus: The opening of the rectum where solid waste leaves the body.
Bladder: The muscular bag in the lower abdomen where urine is stored.
Catheter: A tube inserted through the penis to the bladder in order to drain urine from the body.
Cystoscope: A tube-like instrument used to view the interior of the bladder.
Ejaculation: Discharging semen from the penis during sexual climax.
Gland: An organ that makes and releases substances to other parts of the body.
Hormone: A substance that stimulates the function of a gland.
Impotent: Unable to have an erection.
Incontinence: The inability to control urination.
Obstruction: A clog or blockage that prevents liquid from flowing easily.
Perineum: The area between the scrotum and the anus.
Rectum: The last part of the large intestine (colon) ending in the anus.
Reproductive system: The bodily systems that allow men and women to have children.
Retropubic: Behind the pubic bone.
Scrotum: The sac of skin that contains the testes.
Semen: The fluid, containing sperm, which comes out of the penis during sexual excitement.
Sterile: Unable to father children.
Suprapubic: Above the pubic bone.
Testes: The male reproductive glands where sperm are produced.
Ultrasound: A type of test in which sound waves too high to hear are aimed at a structure to produce an image of it.
Urinary tract: The path that urine takes as it leaves the body. It includes the kidneys, ureters, bladder, and urethra.
Urination: Discharge of liquid waste from the body.
Urethra: The canal inside the penis that urine passes through as it leaves the body.