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The testes, or testicles, are the male gonads. They contain germ cells that differentiate into mature spermatozoa, supporting cells called Sertoli cells, and testosterone-producing cells called the Leydig cells. The germ cells migrate to the fetal testes from the embryonic yolk sac. ... Like other steroid hormones,
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www.becomehealthynow.com/article/bodyendocrine/738/
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Testicle - Wikipedia, the free encyclopedia
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The testicle (from Latin testiculus , diminutive of testis , meaning "witness" [of virility], plural testes ) is the male generative gland in animals. The etymology of the word is based on Rom...
en.wikipedia.org/wiki/Testicle
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Hormone - Wikipedia, the free encyclopedia
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A hormone (from Greek ὁρμή - "impetus") is a chemical released by one or more cells that affects cells in other parts of the organism. Only a small amount of hormone is required to alter cell meta...
en.wikipedia.org/wiki/Hormone
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The blood levels of prolactin, testosterone and progesterone are unchanged (the hypophyseal gonadotropic and the peripheral steroid hormones have been radioimmunoassayed).
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www.medscape.com/medline/abstract/2816011
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You may need to change your diet, get off of synthetic hormones (including birth control pills), and you may need to use some progesterone cream. (This is explained in detail in Dr. Lee's books, What Your Doctor May Not Tell You About Menopause and What Your Doctor May Not Tell You About PREMenopause).
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www.drjohnlee.com/store/resource_hormonetest.html
www.drjohnlee.com/store/resource_hormonetest.html
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The secretion of sex hormones by the gonads is controlled by pituitary gland hormones such as FSH and LH. While both sexes make some of each of the hormones, typically male testes secrete primarily androgens including testosterone.
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biology.clc.uc.edu/courses/bio105/endocrin.htm
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The gonads are the main source of sex hormones. In males, they are located in the scrotum. Male gonads, or testes, secrete hormones called androgens, the most important of which is testosterone.
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kidshealth.org/parent/general/body_basics/endocrine.htm...
kidshealth.org/parent/general/body_basics/endocrine.html
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Testosterone is the most important of the male sex hormones. It is responsible for stimulating bone and muscle growth, and sexual development. It is produced by the testes and in very small amounts by the ovaries.
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www.faqs.org/health/topics/66/Sex-hormones-tests.html
www.faqs.org/health/topics/66/Sex-hormones-tests.html
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Endocrine system Anatomy of the Endocrine System, hypothalamus, pineal body, pituitary, Hormones, thyroid and parathyroids, The thymus, adrenal gland, The pair of kidneys, ovary, man's testes...
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www.educypedia.be/education/endocrine.htm
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