cell
cell, alpha See alpha cell, pancreatic.
cell, alpha See alpha cell, pancreatic.
cell The basic structural and functional unit of any living thing. Each cell is a small container of chemicals and water wrapped in a membrane. There are 100 trillion cells in a human, and each contains all of the genetic information necessary to manufacture a human being. This information is encoded within the cell nucleus…
celiac sprue An immune disorder whereby the small intestine is injured when exposed to gluten, a protein found in wheat and related grains. Celiac sprue causes impaired absorption and digestion of nutrients through the small intestine. Symptoms include frequent diarrhea and weight loss. A skin condition called dermatitis herpetiformis is sometimes associated. The most accurate…
celiac disease, adult See celiac sprue.
cecum The first portion of the large bowel, which is situated in the lower-right quadrant of the abdomen. The cecum receives fecal material from the small bowel (ileum), which opens into it. The appendix is attached to the cecum.
cecal Pertaining to the cecum.
CEA assay CEA test.
CEA Carcinoembryonic antigen.
cDNA Complementary DNA.
CDC The Centers for Disease Control and Prevention, the US agency charged with tracking and investigating public health trends. A part of the US Public Health Services (PHS) under the Department of Health and Human Services (HHS), the CDC is based in Atlanta, Georgia. It publishes key health information, including weekly data on all deaths…
CD8 Transmembrane glycoprotein expressed by T-8 cells. See also T lymphocyte, cytotoxic; T-suppressor cell.
CD4 count, absolute See T-4 count.