A releasing hormone is a tertiary control hormone that is secreted by hypothalamus. It controls the release of glandotropic hormones from the anterior lobe of the pituitary gland.
Releasing hormones are produced in certain hypothalamic nuclei. They are transferred via a special vascular system, the hypothalamic-pituitary portal vessel system to the anterior pituitary lobe, where they stimulate the secretion of glandotropic hormones that control the function of their target organs in the context of specialized feedback control systems.
Some releasing hormones and their effects:
See also: Inhibiting hormone
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