<P> Exocrine glands are glands that produce and secrete substances onto an epithelial surface by way of a duct . Examples of exocrine glands include sweat, salivary, mammary, ceruminous, lacrimal, sebaceous, and mucous . Exocrine glands are one of two types of glands in the human body, the other being endocrine glands, which secrete their products directly into the bloodstream . The liver and pancreas are both exocrine and endocrine glands; they are exocrine glands because they secrete products--bile and pancreatic juice--into the gastrointestinal tract through a series of ducts, and endocrine because they secrete other substances directly into the bloodstream . </P> <P> Exocrine glands contain a glandular portion and a duct portion, the structures of which can be used to classify the gland . </P> <Ul> <Li> The duct portion may be branched (called compound) or unbranched (called simple). </Li> <Li> The glandular portion may be tubular or acinar, or may be a mix of the two (called tubuloacinar). If the glandular portion branches, then the gland is called a branched gland . </Li> </Ul> <Li> The duct portion may be branched (called compound) or unbranched (called simple). </Li>

Name a compound gland present in human body