Bifid uvula
Bifid uvula: The anatomic structure that dangles downward at the back of the mouth and is attached to the rear of the soft palate.
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Big toe sign: An important neurologic examination based upon what the big toe (and other toes) do when the sole of the foot is stimulated. If the big toe goes up, that may mean trouble. The big toe response, also called the Babinski reflex, is obtained by stimulating the external portion (the outside) of the […]
- Bilateral
Bilateral: Affecting both sides. For example, bilateral arthritis affects joints on both the left and right sides of the body.
- Bile
Bile: Bile is a yellow-green fluid that is made by the liver, stored in the gallbladder and passes through the common bile duct into the duodenum where it helps digest fat. The principal components of bile are cholesterol, bile salts, and the pigment bilirubin. An imbalance between these components of bile leads to the formation […]
- Bile acid
Bile acid: An acid made by the liver that works with bile to break down fats. On a more technical level, bile acids are steroid carboxylic acids derived from cholesterol. The primary bile acids are cholic and chenodeoxycholic acids. They are conjugated with glycine or taurine before they are secreted into the bile.
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Bile acid resin: Bile acid resins are substances that bind in the intestines with bile acids that contain cholesterol and are then eliminated in the stool. The major effect of bile acid resins is to lower LDL-cholesterol by about 10 to 20 percent. Small doses of resins can produce useful reductions in LDL-cholesterol. Bile acid […]