Sweat gland, either of two types of secretory skin glands occurring only in mammals. The eccrine sweat gland, which is controlled by the sympathetic nervous system, regulates body temperature. Apocrine sweat glands, which are associated with hair follicles, continuously secrete a . Apr 25, · Your skin has two types of sweat glands: eccrine and apocrine. Eccrine glands occur over most of your body and open directly onto the surface of your skin. Apocrine glands open into the hair follicle, leading to the surface of the skin. Apocrine glands develop in areas abundant in hair follicles, such as on your scalp, armpits and groin.
Sweat glandeither of two types of secretory skin glands occurring only in mammals. The eccrine sweat glandwhich is controlled by the sympathetic nervous systemregulates body temperature. When internal temperature rises, the eccrine glands secrete water to the skin surface, where heat is removed by evaporation. If eccrine glands are active over most of the body as in horses, bears, and humansthey are major thermoregulatory devices. In other animals dogs, cats, cattleand sheepthey are active only on the pads of the paws or along the lip margins and may be entirely absent over the rest of the body; such animals often depend on panting for effective temperature control.
Smaller mammals, such as rodents, cannot endure dehydration and hence possess no eccrine glands at all. Apocrine sweat glandswhich are usually associated with hair follicles, continuously secrete a fatty sweat into the gland tubule.
Emotional stress causes the tubule wall to contract, expelling the fatty secretion to the skin, where local bacteria break it down into odorous fatty acids. In human beings, apocrine glands are concentrated in the underarm and in genital regions; the applied for fafsa now what are inactive until they are stimulated by hormonal changes in puberty.
In other mammals, apocrine glands are more numerous. Certain specialized glands, such as mammary glands, wax-secreting glands of the ear canal, and many mammalian scent glands, probably developed from modified apocrine glands. Sweat gland. Videos Images. Additional Info. More About Contributors Article History. Print Cite verified Cite. While every effort has been made to follow citation style rules, there may be some discrepancies.
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Read More on This Topic. Sweat gland s are coiled tubes of epidermal origin, though they lie in the dermis. Their secretory cells surround a central Discover some facts about sweat.
Learn More in these related Britannica articles:. Their secretory cells surround a central space, or lumen, into which the secretion is extruded. There are two distinct types: eccrine glands open by a duct directly onto the…. The activity of the sweat glands is controlled by the nervous system under direction of the temperature-regulating centre. Constancy of body temperature is achieved by control of the rate of heat loss by these mechanisms.
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What is hidradenitis?
Jul 15, · Sweat glands are small, coiled, simple tubular glands that produce sweat. They are found in the dermis of the skin, throughout the body. Sweat glands are sometimes referred to as sudoriferous or sudoriparous glands. These names are derived from the latin word ‘sudor’ which means ‘sweat’. Inflamed/Infected Sweat Glands (Hidradenitis) Hidradenitis occurs when the hair follicles and nearby apocrine glands (sweat glands) on the underarms, groin, . What is the proper name for sweat glands? Sudoriferous glands. What are 3 substances found in perspiration? water, salts, and some body wastes. What is the proper name for oil glands? sebaceous glands. What are the functions of oil glands? Produce sebum, an oil .
Your skin has two types of sweat glands: eccrine and apocrine. Eccrine glands occur over most of your body and open directly onto the surface of your skin. Apocrine glands open into the hair follicle, leading to the surface of the skin. Apocrine glands develop in areas abundant in hair follicles, such as on your scalp, armpits and groin.
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