stomach (stum'ak). 1

A somewhat conical hollow viscus, with rounded ends, constituting the largest dilatation of the alimentary canal. It is concave above, convex below, with its larger end (the cardia) directed to the left side and situated higher than its smaller extremity (the fundus). On the left it connects with the esophagus, on the right with the duodenum. It lies close beneath the diaphragm, and extends on the right side nearly to the liver and below to a point about midway between the diaphragm and the umbilicus. When moderately distended it is about 12 inches long and about 5 inches wide at its widest part. It consists of four coats, known as the serous, muscular (made up of longitudinal, circular, and oblique fibers), submucous, and mucous, and is provided with glands concerned in digestion, hourgla s. An hourgla -shaped distortion of the s. from constriction of its median portion by a band of inflammatory ti ue, s. ache. Pain in the s.; popularly, colic. s. Ducket. Of Einhorn, a small silver acorn like ve el to which is attached a silk thread; used to obtain a specimen of the gastric contents, s. contents, how to determine amount of organic acids and acid salts, see in appendix, page 905- s. contents, how to make examination of, see in appendix, page 903. s., how to determine size, position and motility of, see in appendix, page 905. [Gr., stomachos, gullet, maw.]