mouth+of+the+rectum
21Enteroscopy — The use of a flexible instrument (a scope ) to examine the small intestine, a very long hollow tube located between the stomach and colon (large intestine) and made up of the duodenum, jejunum, and ileum. The upper parts of the small intestine,… …
22digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
23digestive system disease — Introduction any of the diseases that affect the human digestive tract. Such disorders may affect the esophagus, stomach, small intestine, large intestine (colon), pancreas, liver, or biliary tract. A prevalent disorder of the digestive… …
24Human gastrointestinal tract — Alimentary canal redirects here. For animal alimentary canal in general, see Gut (anatomy). Human gastrointestinal tract (Digestive System) Stomach colon rectum diagram The human gastrointestinal tract refers to the stomach a …
25Digestion — For the industrial process, see anaerobic digestion. For the treatment of precipitates in analytical chemistry, see Precipitation (chemistry)#Digestion. Entrails redirects here. For the practice of reading entrails, see Extispicy. Digestion is… …
26echinoderm — /i kuy neuh derrm , ek euh neuh /, n. any marine animal of the invertebrate phylum Echinodermata, having a radiating arrangement of parts and a body wall stiffened by calcareous pieces that may protrude as spines and including the starfishes, sea …
27nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
28Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… …
29Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
30Crohn's disease — Classification and external resources The three most common sites of intestinal involvement in Crohn s disease are ileal, ileocolic and colonic.[ …
