Male humans have two testicles of similar size contained within the scrotum, which is an extension of the abdominal wall. [1] Scrotal asymmetry, in which one testicle extends farther down into the …

The testicles are part of the male reproductive system. Testicles produce sperm and hormones.

Feb 14, 2024 · Testicles, also called testes or balls, are oval-shaped organs that sit in a sac that hangs behind the penis. The main job of testicles is to make sperm and produce testosterone.

Oct 3, 2024 · Testicles are vital organs in the male reproductive system responsible for producing sperm and sex hormones, including testosterone.

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 as the sex …

Nov 20, 2025 · National Cancer Institute - SEER Training Modules - Testes Live Science - Testicles: Facts, Function & Diseases Iowa State University Digital Press - Human Reproduction: A Clinical …

The bag of skin that holds and helps to protect the testicles. The testicles make sperm and, to do this, the temperature of the testicles needs to be cooler than the inside of the body.

Jul 25, 2025 · The testicles, also known as testes, are the primary male reproductive glands in humans and other mammals. These oval-shaped organs are housed within the scrotum. They play a dual role …

The testicles produce sperm and are the sites where spermatogenesis takes place. Also, these glands produce male sex hormones called androgens (primarily testosterone).

Find out how to check your testicles, what symptoms to look for, and what to do if you notice a change that is not normal for you.