
Human reproductive system | Definition, Diagram & Facts | Britannica
Nov 27, 2025 · Human reproductive system, organ system by which humans reproduce and bear live offspring.
Human reproductive system - Male Anatomy, Hormones, Reproduction ...
Nov 27, 2025 · The principal functions of these structures are to transport the spermatozoa from the testes to the exterior, to allow their maturation on the way, and to provide certain secretions that help …
Human reproductive system - Female Anatomy, Hormones, …
Nov 27, 2025 · Human reproductive system - Female Anatomy, Hormones, Reproduction: The female gonads, or sexual glands, are the ovaries; they are the source of ova (eggs) and of the female sex …
Reproductive system disease | Types, Causes, Symptoms, & Treatment ...
Reproductive system disease, any of the diseases and disorders that affect the human reproductive system. They have a wide range of causes, from genetic abnormalities to infections, and affect …
Animal reproductive system | Physiology, Functions, & Facts | Britannica
animal reproductive system, any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living …
Human reproductive system - Testes, Hormones, Anatomy | Britannica
Sep 26, 2025 · Human reproductive system - Testes, Hormones, Anatomy: The two testes, or testicles, which usually complete their descent into the scrotum from their point of origin on the back wall of the …
human reproductive system summary | Britannica
human reproductive system, Organ system by which humans reproduce. In females, the ovaries sit near the openings of the fallopian tubes, which carry eggs from the ovaries to the uterus.
Seminiferous tubule | anatomy | Britannica
Within the walls of the tubules, also, are many randomly scattered cells, called Sertoli cells, that function to support and nourish the immature sperm cells by giving them nutrients and blood products.…
Estrogen | Hormone Balance, Menopause & PMS | Britannica
Nov 19, 2025 · Estrogen, any of a group of hormones that primarily influence the female reproductive tract in its development, maturation, and function. There are three major hormones—estradiol, …
Prostate gland | Anatomy & Function | Britannica
Oct 17, 2025 · prostate gland, chestnut-shaped reproductive organ, located directly beneath the urinary bladder in the male, which adds secretions to the sperm during the ejaculation of semen. The gland …