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ShareThe endocrine system is a control system of ductless glands that secrete chemical messengers called hormones that circulate within the body via the bloodstream to affect distant organs.
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Hormones act as "messengers", and are carried by the bloodstream to different cells in the body, which interpret these messages and act on them.
For more information about the topic Endocrine system, read the full article at Wikipedia.org, or see the following related articles:
Pituitary gland — The pituitary gland, or hypophysis, is an endocrine gland about the size of a pea that sits in the small, bony cavity at the base of the brain. The ... > read more
Anterior pituitary — The anterior pituitary (also called the adenohypophysis) comprises the anterior lobe of the pituitary gland and is part of the endocrine system. ... > read more
Hormone — A hormone is a chemical messenger from one cell (or group of cells) to another. All multicellular organisms produce hormones including plants. The ... > read more
Gland — A gland is an organ in an animal's body that synthesizes a substance for release such as hormones, often into the bloodstream (endocrine gland) or ... > read more
Thyroid hormone — The thyroid hormones, thyroxine (T4) and triiodothyronine (T3), are tyrosine-based hormones produced by the thyroid gland. An important component in ... > read more
Growth hormone — Growth hormone is a polypeptide hormone synthesised and secreted by the anterior pituitary gland which stimulates growth and cell reproduction in ... > read more
Insulin-like growth factor — The insulin-like growth factors (IGFs) are polypeptides with high sequence similarity to insulin. IGFs are part of a complex system that cells use to ... > read more
Progesterone — Progesterone is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other ... > read more
Exocrine gland — Exocrine glands are glands that secrete their products into ducts. They are the counterparts to endocrine glands, which secrete their products ... > read more
Hypothalamus — In mammals, the hypothalamus is a region of the brain located below the thalamus, forming the major portion of the ventral region of the diencephalon ... > read moreNote: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Endocrine system at Wikipedia.org. See the Wikipedia copyright page for more details.
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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