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Sex hormone

Definition

noun

A hormone that is secreted by gonads and is involved in the regulation of sexual functions, such as the regulation of reproductive cycle and development of accessory reproductive organs.


Supplement

Estrogen, testosterone, and gonadotrophins are examples of sex hormones. These hormones influence the secondary sex characteristics, e.g. body shape and contour, mammary development, and pitch of voice.


See also: sex steroid


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Book recommendation for exam

... 3. Protozoa : Locomotion, nutrition, reproduction; evolution of sex; General features and life history of Paramaecium, Monocystis, Plasmodium, ... aquatic mammals and primates; endocrine glands and other hormone producing structures (pituitary, thyroid, parathyroid, adrenal, pancreas, ...

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by bertstare
Sun Oct 21, 2012 2:19 pm
 
Forum: Zoology Discussion
Topic: Book recommendation for exam
Replies: 3
Views: 6306

Bone remodelling

... systemic and local. The major systemic regulators include parathyroid hormone (PTH), calcitriol, and other hormones such as growth hormone, glucocorticoids, thyroid hormones, and sex hormones. Factors such as insulin-like growth factors (IGFs), prostaglandins, tumor ...

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by matrix23
Tue Aug 02, 2011 9:08 am
 
Forum: Physiology
Topic: Bone remodelling
Replies: 11
Views: 33550

Origin Of Male/Female Gender

... and female at the same time, a hermaphrodite. They can become fully one sex or the other by either male or female side being switched off. Volvox ... thing as controlling a muscle with two neurons to and from but uses hormones on each other too. Thoughts that originate from "down there" ...

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by GaryGaulin
Sat Jan 09, 2010 7:56 am
 
Forum: Evolution
Topic: Origin Of Male/Female Gender
Replies: 1
Views: 9671

No period, No sex, i don't know?

... with Swyer syndrome have uterus(those with AIS don't have it) and with hormone therapy can bear pregnancy(donor of egg is necessary). Considering gender not sex-gonads there's Thomas Beatie's case..female to male transsexuals can be pregnant if ...

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by zami'87.
Tue Dec 15, 2009 5:35 am
 
Forum: Human Biology
Topic: No period, No sex, i don't know?
Replies: 14
Views: 10298

Estrogen

Estrogen is not one hormone, it is the name used to denote either of two steroid hormones. These hormones are noted for their role in the development of the secondary sexual characteristics of females. In mammals the most abundant (and most potent) estrogen is ...

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by chenhongxia
Fri Aug 15, 2008 1:47 am
 
Forum: Physiology
Topic: Estrogen
Replies: 4
Views: 11287
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