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. A skin condition called dermatitis herpetiformis can be associated with celiac sprue. The most accurate test for the condition is a biopsy of the involved small bowel. Treatment is avoidance of gluten in the diet. For stubborn sprue, medications are used.
- 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 with the gluteus maximus, they may sound […]
- 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.
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. In the 1970s, it was found that the extracellular matrix is […]
- Glycogen storage disease
One of the multiple inherited disorders of metabolism that interfere with glycogen synthesis or breakdown, leading to the storage of carbohydrates as glycogen in the body. The conditions may affect the liver or the skeletal (striated) muscle, both primary glycogen storage sites. Symptoms and signs depend upon the exact type but can include enlargement of […]
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 attached to hemoglobin for the life of the red blood cell (normally about […]