Exocrine gland Exocrine gland 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. Exocrine
Ryan Langerhans again selected to the All-State team. That season, Langerhans also won 11 games as a pitcher. During his senior season in 1998, Langerhans batted .512, was named to the All-State team, was selected as a Nike All-American, was selected to play in the 1998 Texas High School All-Star Game, and was named Texas Player of the Year. Langerhans is one of five players who attended Round Rock High School and have played in the major leagues. The four other players are John Danks, Brian Gordon, Jordan Danks and Travis Schlichting. Ryan Langerhans's father, John Langerhans, was his coach while playing