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Semen is the fluid that contains sperm and is expelled during ejaculation.

The scrotum is a pouch of skin containing the testicles and regulates their temperature for optimal sperm production.

The epididymis stores sperm cells produced by the testes and allows them to mature.

The ejaculatory ducts are tubes through which sperm from the vas deferens and fluid from the seminal vesicles pass before reaching the urethra.

The prostate gland secretes fluid that nourishes and protects sperm during ejaculation.

Sertoli cells provide nourishment and support for developing sperm cells within the seminiferous tubules of the testes.

In males, testes produce sperm and hormones like testosterone, essential for reproduction.

The corpus luteum forms from an ovarian follicle after ovulation and secretes hormones necessary for maintaining pregnancy.

Fallopian tubes connect the ovaries to the uterus and are the path the egg travels; fertilization typically occurs here.

Leydig cells, located in the testes, produce testosterone, which is critical for male secondary sexual characteristics and spermatogenesis.

Bartholin's glands secrete fluid that lubricates the vaginal opening during sexual arousal in females.

Seminal vesicles produce and secrete fluids rich in sugars that provide energy for the sperm and form a major component of semen.

The clitoris is an organ in females that is rich in nerve endings and contributes to sexual arousal and pleasure.

The uterus is where the development of the fertilized egg into a fetus takes place.

Bulbourethral glands produce a fluid that lubricates the urethra and neutralizes the acidity of residual urine.

The Graafian follicle is the mature ovarian follicle that releases the egg during ovulation.

The cervix is the lower part of the uterus that opens into the vagina and dilates during childbirth.

The foreskin is a layer of skin covering the glans of the penis, which can be removed by circumcision.

In females, ovaries produce eggs (ova) and hormones such as estrogen and progesterone.

The endometrium is the inner lining of the uterus that thickens during the menstrual cycle and sheds during menstruation if no pregnancy occurs.

The acrosome is a cap-like structure on the head of a sperm cell that contains enzymes to help sperm penetrate an egg.

The vas deferens transports mature sperm from the epididymis to the urethra in anticipation of ejaculation.

The vagina is a muscular canal leading from the cervix to the outside of the female body and facilitates intercourse and childbirth.

The placenta is an organ that develops in the uterus during pregnancy and permits the exchange of nutrients, waste, and gases between mother and fetus.