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Testes

Revision as of 09:31, 16 November 2018 by NRJC (talk | contribs)

Contents

Key Stage 3

Meaning

The testes are a pair of organs in the male reproductive system located behind the penis in the scrotum responsible for making sperm.

Singular Noun: Testis
Plural Noun: Testes
A diagram showing a testis in the Male Reproductive System.

About the Testes

The testes are found inside a sack called the scrotum.
The testes are outside the body instead of inside because sperm need to be kept cooler than body temperature to survive.
The testes are always making new sperm.

Key Stage 4

Meaning

The testes are a pair of organs in the male reproductive system responsible for making sperm. They are also endocrine glands in the endocrine system.

About Testes in the Male Repdroductive System

The testes produce the male gamete known as sperm.
The testes are found inside a sack called the scrotum.
During ejaculation the sperm cells leave the testes via the sperm duct.

About the Testes in the Endocrine System

The testes are endocrine glands which produce a hormone called testosterone.