Overview of the Endocrine System

  1. Endocrine glands secrete their products directly into the blood. This distinguishes them from other glands, which secrete their products into ducts. The products of endocrine glands control the function of other tissues in the body by binding to cell surface receptors in those tissues.

  2. Locations of the endocrine glands (click the shadowed text; click again for list):

Outline Secretion pathways
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Last modified: 1/16/97; Author: J. Harrison