Glossary G


Glossary of Terms

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A group of cells that secrete a substance for use in the body, such as the thyroid gland. A gland can also be a group of cells that removes materials from circulation, such as the lymph gland.

Glitazones (pioglitazone hydrochloride)

The newest class of diabetes medications called the thiazolidinediones, which work by decreasing insulin resistance and increasing insulin sensitivity. Favorable effects on lipid levels (blood fats) in Type 2 Diabetes have been seen. Examples include Actos and Avandia.

Glucophage (metformin)

An oral medication that lowers blood glucose (sugar) by inhibiting production and absorption of glucose in the liver and intestine, and promoting insulin sensitivity through peripheral uptake of glucose; used for treating Type 2 Diabetes.


The simple sugar (monosaccharide) that serves as the chief source of energy in the body. Glucose is the principal sugar the body makes from proteins, fats and, in largest part, carbohydrates. Glucose is carried to each cell through the bloodstream. Cells cannot use glucose without the help of insulin. Glucose is also called dextrose.

Granulosa cells

A layer of cells capable of releasing estrogen and forming the wall of an ovarian follicle.

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