L

labial mucosa

The inner lining of the lips. … [Read more...]

LaBID

(Other name for: theophylline) … [Read more...]

laboratory study

Research done in a laboratory. A laboratory study may use special equipment and cells or animals to find out if a drug, procedure, or … [Read more...]

laboratory test

A medical procedure that involves testing a sample of blood, urine, or other substance from the body. Tests can help determine a diagnosis, plan treatment, … [Read more...]

lacrimal gland

A gland that secretes tears. The lacrimal glands are found in the upper, outer part of each eye socket. … [Read more...]

lactase

An enzyme that breaks down lactose, a type of sugar found in milk and milk products. … [Read more...]

lactate dehydrogenase

One of a group of enzymes found in the blood and other body tissues and involved in energy production in cells. An increased amount of lactate dehydrogenase in … [Read more...]

lactic acid

A substance made from sugars in milk, by the action of certain enzymes. It is used in skin care products to reduce wrinkles and soften the skin. It is also … [Read more...]

lactic acid dehydrogenase

One of a group of enzymes found in the blood and other body tissues, and involved in energy production in cells. An increased amount in the blood may be a sign … [Read more...]

lactobacillus

A type of bacterium that makes lactic acid (a substance that is made from sugars found in milk and is also made in the body). Lactobacilli usually do not cause … [Read more...]