Gland

An organ of the body that produces materials (hormones) released into the bloodstream, such as the pituitary or pineal gland. Hormones influence metabolism and other body functions. Endocrine glands include the Adrenals, Hypothalamus, Islets of Langerhans in the...

Glucagon Test

Glucagon is a hormone that is produced by cells in the pancreas the function of which is to raise blood sugar. An alternative to the insulin tolerance test; used to test for normal function of the hypothalamus and pituitary gland; glucagon increases blood sugar...

Glucose

A type of sugar found in the blood; an important source of energy in the body. Aldohexose occurring as the D form and found as a free monosaccharide in fruits and other parts of plants and in the normal blood of all animals; the end product of carbohydrate metabolism...

GnRH

The Gonadotropin Releasing Hormone, secreted by the hypothalamus; GnRH stimulates the release of LH and FSH from the pituitary gland. Must be secreted in a coordinated fashion for LH and FSH to be secreted properly and then to stimulate gonads. Patietns with...