Exocrine gland refers to glands that secrete their products and temporarily store their secretions in a duct. This is as opposed to endocrine glands that release their products directly into the circulatory system via the capillary network. Typical exocrine glands include sweat glands, salivary glands, mammary glands and many glands of the digestive system. A gland is an organ in an animals body that synthesizes a substance for release such as hormones, often into the bloodstream (endocrine gland) or into cavities inside the body or its outer surface (exocrine gland). ... A duct may refer to: An atmospheric duct. ... The endocrine system is a control system of ductless endocrine glands that secrete chemical messengers called hormones that circulate within the body via the bloodstream to affect distant organs. ... Human circulatory system. ... Sweating (also called perspiration or sometimes transpiration) is the loss of a watery fluid, consisting mainly of sodium chloride and urea in solution, that is secreted by the sweat glands in the skin of mammals. ... The salivary glands produce saliva, which keeps the mouth and other parts of the digestive system moist. ... Cross section of the breast of a human female. ... For the Physics term GUT, please refer to Grand unification theory The gastrointestinal or digestive tract, also referred to as the GI tract or the alimentary canal or the gut, is the system of organs within multicellular animals which takes in food, digests it to extract energy and nutrients, and...

Types

Exocrine glands are named apocrine, holocrine gland, or merocrine gland based on how their product is secreted. In addition, people with cystic fibrosis usually have affected glands. Sweating (also called perspiration or sometimes transpiration) is the loss of a watery fluid, consisting mainly of sodium chloride and urea in solution, that is secreted by the sweat glands in the skin of mammals. ... Exocrine gland refers to glands that secrete their products and temporarily store their secretions in a duct. ... Exocrine gland refers to glands that secrete their products and temporarily store their secretions in a duct. ...

• Apocrine glands - a portion of the plasma membrane buds off the cell, containing the secretion. Apocrine gland is often used to refer to the apocrine sweat glands.
• Holocrine glands - the entire cell disintegrates to secrete its substance.
• Merocrine glands - cells secrete their substances by exocytosis. Also called "eccrine."

http://www.mhhe.com/biosci/ap/histology_mh/glands.html Sweating (also called perspiration or sometimes transpiration) is the loss of a watery fluid, consisting mainly of sodium chloride and urea in solution, that is secreted by the sweat glands in the skin of mammals. ... Sweating (also called perspiration or sometimes transpiration) is the loss of a watery fluid, consisting mainly of sodium chloride (commonly known as salt) and urea in solution, that is secreted by the sweat glands in the skin of mammals. ... Holocrine is a classification of exocrine glands in the study of Histology. ... Merocrine (eccrine) is a classification of exocrine glands in the study of Histology. ... Exocytosis is the process by which a cell is able to get rid of large molecules or materials including wastes through its membrane. ...