Category: L

  • Lactose

    The carbohydrate of milk, sometimes called milk sugar, a disaccharide of glucose and galactose. A 12-carbon disaccharide milk sugar derived from whey. A disaccharide composed of glucose and galactose; milk sugar. The sugar found in milk. Lactose is a disaccharide composed of glucose and galactose. Sugar in milk, needing lactasein enzyme to digest. Milk sugar.…

  • Lacto-ovo-vegetarian

    One whose diet excludes meat and fish but permits milk and eggs. A person consuming a vegetarian diet that includes eggs and dairy products.  

  • Lactic add

    The add produced by the anaerobic fermentation of carbohydrates. Originally discovered in sour milk, it is responsible for the flavour of fermented milk and for the precipitation of the casein curd in cottage cheese.  

  • Lactase

    The enzyme that breaks down lactose (milk sugar) to galactose-glucose in the small intestine. An enzyme required for the digestion of lactose into glucose and galactose. An enzyme, secreted in the small intestine, which converts milk sugar into glucose and galactose. Enzyme secreted by glands in the small intestine that converts lactose (milk sugar) into…

  • Lyrica

    Lyrica

    Brand name for the anticonvulsant drug pregabalin.  

  • Luvox

    Luvox

    Brand name for the selective serotonin reuptake inhibitor (SSRI) drug fluvoxamine.  

  • Luria-nebraska

    A neuropsychological battery of tests consisting of 14 scales that assess writing, reading, arithmetic, and receptive and expressive language abilities as well as motor, tactile, auditory (rhythm), visual, memory, and intellectual functioning. The battery may detect both the presence of brain injury or a brain abnormality and its location and may indicate how the injury…

  • Lunesta

    Brand name for the nonbenzodiazepine sedative-hypnotic drug eszopiclone.  

  • Lumbar puncture

    Lumbar puncture

    The insertion of a needle between two lumbar vertebrae and through the meningeal wall to obtain cerebrospinal fluid for diagnostic purposes and to provide anesthesia and paralysis of the lower extremities. A surgical procedure to withdraw spinal fluid for analysis or the injection of an anesthetic solution. A procedure for obtaining a sample of cerebrospinal…

  • Ludiomil

    Brand name (now discontinued) for the tetracyclic antidepressant drug maprotiline. A commercial preparation of maprotiline.