Hormones are your body's chemical messengers. They travel in your bloodstream to tissues or organs. They work slowly, over time, and affect many different processes, including Hormones are powerful. It takes only a tiny amount to cause big changes in cells or even your whole body. That is why too much or too little of...
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www.nlm.nih.gov/medlineplus/hormones.html
www.nlm.nih.gov/medlineplus/hormones.html
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Hormones are chemical messengers. They are secreted into the blood by endocrine organs. They are carried around the body in the blood system to "target organs" which are controlled by specific hormones. Insulin is produced by the islets of Langerhans (small groups of cells in the pancreas);
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www.purchon.com/biology/hormones.htm
www.purchon.com/biology/hormones.htm
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Brief and Straightforward Guide: What are Hormones?
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www.wisegeek.com/what-are-hormones.htm
www.wisegeek.com/what-are-hormones.htm
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Table of hormones, diagram of location of endocrine glands, categories and types of hormones, and regulation and transport. The Hormones of the Human...
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users.rcn.com/jkimball.ma.ultranet/BiologyPages/H/Hormo...
users.rcn.com/jkimball.ma.ultranet/BiologyPages/H/Hormones.html
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Other Hormones These are secreted and bind to G-protein-coupled receptors on the surface of the GnRH neurons stimulating them to release GnRH. However, high levels of estrogen (or progesterone or testosterone) inhibit the secretion of kisspeptin and suppress further production of those hormones.
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users.rcn.com/jkimball.ma.ultranet/BiologyPages/S/SexHo...
users.rcn.com/jkimball.ma.ultranet/BiologyPages/S/SexHormones.html
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The hormones obtained from extracts of the endocrine glands may be classified into four groups according to their chemical constitution: (1) phenol derivatives, such as epinephrine, norepinephrine, thyroxine, and triiodothyronine;
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www.answers.com/topic/hormone
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Visit Hormone.org for up-to-date information about endocrine system diseases including diabetes, thyroid problems, osteoporosis, and the effects of hormone abuse. Learn about environmental endocrine-disrupting chemicals. Learn more about the landmark survey of caregivers of people with diabetes.
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Hormones, Receptors and Control Systems Gastrointestinal Hormones Gonadal Hormones...
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arbl.cvmbs.colostate.edu/hbooks/pathphys/endocrine/inde...
arbl.cvmbs.colostate.edu/hbooks/pathphys/endocrine/index.html
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From Phoenix5's Prostate Cancer Glossary hormone; Definition: (HOR-mone) An active regulatory chemical substance formed in one part of the body and carried by the blood to another part of, Hormones are responsible for the development of secondary sexual characteristics. Testosterone is the primary male hormone.
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www.phoenix5.org/glossary/hormone.html
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