BIOL 260 Chapter Notes - Chapter 6.3: Merocrine, Sweat Gland, Tubular Gland
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Occurs in the groin, anal region, axilla, and areola, and in mature males, in the beard area. Ducts lead into nearby hair follicles rather than directly to the skin surface. Do not use the apocrine mode of secretion; uses exocytosis (like merocrine) but has a much larger lumen. Apocrine sweat is thicker and more milky than merocrine. Respond to stress and sexual stimulation: not active until puberty, suggests that their function is to secrete sex pheromones chemical that exert subtle effects on the sexual behavior and physiology of other people. Merocrine(eccrine): widely distributed over the entire body, but are especially abundant on the palms, soles, and forehead. Primary function is to cool the body through sweating. Nervous system stimulates them to contract, squeeze the base of the glands, and force perspiration up the duct particularly under conditions of overheating, nervousness, or arousal: sweat production:
