Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «G»:
Gluten: A protein found in wheat or related grains and
many foods that we eat. Gluten can be found in a large variety of foods including soups,
salad dressings, processed foods and natural flavorings. Unidentified starch, binders and
fillers in medications or vitamins can be unsuspected sources of g...
Gluten enteropathy: A condition, also called celiac
sprue, in which the absorption of food nutrients through the small intestine is impaired by an immune (allergic) reaction to gluten, a protein found in wheat or related grains and many other foods. Frequent diarrhea and weight loss can be symptoms....
Gluteus maximus: The greatest gluteal muscle and the biggest muscle in the human body. The gluteus maximus forms the bulk of the buttocks. It acts to extend the upper leg, spread it, and turn it outward. There are two other gluteal muscles called the gluteus medius and gluteus minimus. Together wit...
Gly: Glycine. See also: Amino acid symbols....
Glycemic index: An indicator of the ability of different types of foods that contain carbohydrate to raise the blood glucose levels within 2 hours. Foods containing carbohydrates that break down most quickly during digestion have the highest glycemic index. Also called the dietary glycemic index....
Glycine: An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, glycine is part of many proteins, participates in purine synthesis, and is a neurotransmitter. Symbol: Gly....
Glycobiology: The study of molecules that contain carbohydrates, their structure and function, and the roles they play in biology.
The extracellular matrix was long believed to merely be a static support with only limited influence on important decisions by the cell in growth and differentiation. ...
Glycogen storage disease
Glycogen storage disease: One of the 14 recognized diseases that interfere with the storage of carbohydrates as glycogen in the body. See also: McArdle disease....
Glycogen storage disease type V
Glycogen storage disease type V:
One of the 14 recognized diseases that interfere with the storage of
carbohydrates as glycogen in the body. Type V is the most common of
the glycogen storage diseases and is associated with exercise intolerance. It is also called McArdle disease. See: McArdle dis...
Glycohemoglobin: Also known as glycosylated hemoglobin, hemoglobin to which glucose is bound, a measure of the long-term control of diabetes mellitus.
The level of glycohemoglobin is increased in the red blood cells of persons with poorly controlled diabetes mellitus. Since the glucose stays attac...
Glycopeptide: A short chain of amino acids that has sugar molecules attached to it. A glycoprotein is similar in structure to a glycopeptide but has a longer chain of amino acids....
Glycoprotein: A molecule that consists of a carbohydrate plus a protein. Glycoproteins play essential roles in the body. For instance, in the immune system almost all of the key molecules involved in the immune response are glycoproteins.
A glycopeptide is similar in structure to a glycoprotein but...
Glycosylated hemoglobin: Hemoglobin to which glucose is bound. Glycosylated hemoglobin is tested to monitor the long-term control of diabetes mellitus.
The level of glycosylated hemoglobin is increased in the red blood cells of persons with poorly controlled diabetes mellitus. Since the glucose s...
gm (gram): The abbreviation gm stands for gram, a unit of measurement of weight and mass in the metric system. In weight, a gram is equal to a thousandth of a kilogram. In mass, a gram is equal to a thousandth of a liter (one cubic centimeter) of water at 4 degrees centigrade.
The word "gram" comes ...
GM1 gangliosidosis: A genetic lipid storage disorder that is similar in certain respects to Hurler syndrome and Tay-Sachs disease but which affects both the brain and the viscera (the internal organs). GM1 gangliosidosis causes skeletal deformities and exerts severe effects on the brain and internal...