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.

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 the production …

Dec 25, 2025 · The testes are egg-shaped organs located in the scrotum that make sperm and testosterone. Learn about their function and medical conditions affecting them.

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. They …

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 in the …

Oct 3, 2024 · Testicles may also be referred to as testes or male gonads. Of course, the organs also have a variety of casual nicknames, such as “balls” and “nuts.”

Aug 2, 2025 · The testes are the primary male reproductive organs, playing a fundamental role in reproduction. These paired structures are responsible for two distinct yet interconnected functions: …

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 like a large olive or …

The testes are two oval-shaped male reproductive glands that produce sperm and the hormone testosterone.

Testes (testicles). The testes are 2 small organs that are found inside the scrotum. The testes make sperm. They also help make a hormone called testosterone. Testosterone is an important hormone …