About 1,360,000 results
Open links in new tab
  1. Testicle - Wikipedia

    A testicle, also called testis (pl. testes) is the male gonad in all gonochoric animals, including humans, and is homologous to the ovary, which is the female gonad. Its primary functions are …

  2. Testicles (Testes): Location, Anatomy, Function & Conditions

    The testes make hormones like testosterone in the Leydig cells. Testosterone is a hormone that causes people to have deeper voices, stronger muscles and body hair.

  3. Testes Anatomy, Function, and Associated Conditions

    Nov 2, 2024 · The testes (testicles) are two egg-shaped organs housed within the scrotum that play a central role in male fertility and function. They are tasked with producing sperm as well …

  4. Testis | Function, Structure & Location | Britannica

    Nov 20, 2025 · testis, in animals, the organ that produces sperm, the male reproductive cell, and androgens, the male hormones. In humans the testes occur as a pair of oval-shaped organs. …

  5. The Testes and Epididymis - Structure - TeachMeAnatomy

    Nov 6, 2025 · The testes and epididymis are paired structures, located within the scrotum. The testes are the site of sperm production and hormone synthesis, while the epididymis has a role …

  6. Anatomy, Abdomen and Pelvis: Testes - StatPearls - NCBI Bookshelf

    Apr 15, 2023 · The testes are male sex glands that have both an endocrine and exocrine function. The testes are oval-shaped reproductive structures that are found in the scrotum and …

  7. Testes and Epididymis Anatomy: Overview, Development, Gross ...

    Mar 11, 2025 · The testis is a paired, ovoid male reproductive organ that sits in the scrotum, separated from its mate by a scrotal septum. Described by some as being shaped and sized …