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sweat gland |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.17 sec. |
sweat glandEither of two types of perspiration glands in the skin. Eccrine sweat glands, controlled by the sympathetic nervous system, use evaporation to cool the skin by secreting water when body temperature rises. Apocrine sweat glands, usually associated with hair follicles, are concentrated in the underarms and genital region. Starting at puberty, hormones stimulate them to continuously secrete a fatty sweat. Certain specialized glands, such as mammary glands and wax-secreting glands of the ear canal, probably developed from this type of gland. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Unlike humans, birds don't have sweat glands, which secrete sweat that is mostly made of water. Your sweat glands were right: The summer from hell that ended Friday was the hottest San Fernando Valley summer on record. Alteratives work in subtle ways, perhaps including stimulation of the liver, kidneys, or sweat glands, but most directly they work on the lymph system. |
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