MALE REPRODUCTIVE SYSTEM MR. GARDNER HEALTH SEXUALITY

MALE REPRODUCTIVE SYSTEM Testes Found inside the scrotum, beneath the penis AKA – balls or nuts Function is to produce sperm cells in the seminiferous tubules Sperm – the male reproductive cell

Testes Cont. X chromosome = female sperm cell (23 chromosomes) Y chromosomes = male sperm cell (23 chromosomes) The male begins to produce sperm at puberty & will continue until he dies Ejaculation – the releasing of sperm (300-400 million about a teaspoon of fluid)

MALE REPRODUCTIVE SYSTEM Epididymus 2 for each testicle for a total of 4 Coiled tubing that stores sperm for up to 6 weeks (20 feet long) Vas Deferens There are two, one from each testicle (long tube) Carries sperm from the testicle to the urethra (18 inches long)

MALE REPRODUCTIVE SYSTEM Urethra A tube that extends through the length of the penis The tube leads out of the body Urine and sperm exit out of this tube

MALE REPRODUCTIVE SYSTEM Prostate Located beneath the bladder & surrounds the urethra Provides a fluid that both nourishes and allows greater mobility to the sperm

MALE REPRODUCTIVE SYSTEM Cowper’s Gland Sends a clear fluid through the penis before ejaculation that neutralizes any urine (acidic) Also serves as a lubricant

MALE REPRODUCTIVE SYSTEM Penis External organ that gives the male his physical pleasure (orgasm) During sexual intercourse it cannot ejaculate and urinate at the same time Reproduction has priority

MALE REPRODUCTIVE SYSTEM Scrotum Located below the penis; 2 purposes Hold the testes Climate control center (3-4 degrees below normal body temperature)