| A | B |
| bulbourethral gland | exocrine glands |
| Cowper glands | bulbourethral gland |
| ejaculation | Ejection of sperm & fluid from the male urethra |
| epididymis | tightly coiled tubes on top of each testis |
| erectile dysfunction | impotence |
| flagellum | hair-like projection on sperm |
| glans penis | Sensitive tip of the penis |
| perineum | area between the anus and scrotum in the male |
| prepuce | foreskin |
| prostate gland | located at the base of the bladder in men |
| scrotum | external sac that contains the testes |
| semen | spermatozoa & fluid |
| spermatozoon | sperm cell |
| testis (pl. testes) | male gonad |
| testosterone | male hormone |
| vas deferens | tube that carries sperm from the epididymis into the body and toward the urethra. |