Deglutition: The act of swallowing, particularly of swallowing food. The muscles of deglutition are the muscles employed in the act of swallowing.
Dehisce: To burst open or gape. A surgical wound may partially or completely dehisce after surgery, depending upon whether some or all of the layers of tissue come open.
DEHP: A softener for polyvinyl chloride (PVC), a plastic polymer used in a wide array of products. Unplasticized PVC is hard and brittle at room temperature. A plasticizer (softener) is typically added to increase the flexibility of the polymer. DEHP is the plasticizer for most PVC medical devices. Devices that may contain DEHP-plasticized PVC include: […]
Excessive loss of body water. Diseases of the gastrointestinal tract that cause vomiting or diarrhea may lead to dehydration. There are a number of other causes of dehydration including heat exposure, prolonged vigorous exercise, kidney disease, and medications that cause voiding (diuretics). One clue to dehydration is a rapid drop in weight. A loss of […]
Dehydroepiandrosterone: Also DHEA; a steroid hormone made by the adrenal glands, that acts on the body much like testosterone and is converted into testosterone and estrogen. The blood levels of DHEA decline with age. DHEA is sold in the US without a prescription as a ‘nutritional supplement.’ It has been claimed to improve mood, boost […]
- Deinococcus radiodurans
Deinococcus radiodurans: A bacterium that can survives extremely high levels of radiation and therefore has high potential for radioactive waste cleanup. The genome of Deinococcus radiodurans has been sequenced. It is composed of two chromosomes, a megaplasmid, and a small plasmid. The total genome contains 3,284, 156 base pairs. Deinococcus radiodurans is an organism in […]