sac of skin that holds the testicles, just underneath the penis.
two glands on either side of the bladder that secrete seminal fluid.
male reproductive cells.
also called the testes; two oval-shaped organs that are contained in the scrotum. They produce the male hormone testosterone and sperm.
Male sex organ; also used to urinate.
Gland next to the bottom of the bladder; it forms a fluid that combines with sperm and a fluid from the seminal vesicles to make semen.
Tube that, at different times, carries urine and semen out of the body.
Tubes in which sperm is combined with other fluids from the prostate gland and seminal vesicles to make semen.