| chorda umbilicalis | The flexible structure, giving passage to the umbilical arteries and vein, which connects the embryo or foetus to the placenta. (12 Dec 1998) |
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| plica umbilicalis lateralis | The ridge on the peritoneal surface of the anterior abdominal wall formed by the inferior epigastric vessels. Synonym: plica umbilicalis lateralis, epigastric fold, plica epigastrica. (05 Mar 2000) |
| plica umbilicalis media | A fold of peritoneum on the anterior wall of the abdomen covering the urachus, or remains of the allantoic stalk. Synonym: plica umbilicalis mediana, middle umbilical fold, plica umbilicalis media, plica urachi, urachal fold. (05 Mar 2000) |
| plica umbilicalis medialis | A fold of peritoneum on the lower part of the anterior abdominal wall that covers the obliterated umbilical artery on either side of the urachus. Synonym: plica umbilicalis medialis, plica hypogastrica. (05 Mar 2000) |
| plica umbilicalis mediana | A fold of peritoneum on the anterior wall of the abdomen covering the urachus, or remains of the allantoic stalk. Synonym: plica umbilicalis mediana, middle umbilical fold, plica umbilicalis media, plica urachi, urachal fold. (05 Mar 2000) |
| sulcus venae umbilicalis | <anatomy, vein> The sulcus on the foetal liver occupied by the umbilical vein. Synonym: sulcus venae umbilicalis. (05 Mar 2000) |
| incisura umbilicalis | The notch in the inferior border of the liver that accommodates the round ligament. Synonym: incisura ligamenti teretis hepatis, incisura umbilicalis, umbilical notch. (05 Mar 2000) |
| fossa venae umbilicalis | A cleft on the inferior surface of the liver, running from the inferior border to the left extremity of the porta hepatis; it lodges the round ligament of the liver. Synonym: fissura ligamenti teretis, fissure for ligamentum teres, fossa venae umbilicalis, umbilical fissure, umbilical fossa. (05 Mar 2000) |
| funiculus umbilicalis | The flexible structure, giving passage to the umbilical arteries and vein, which connects the embryo or foetus to the placenta. (12 Dec 1998) |
| arteria colica sinistra | <anatomy, artery> Origin, inferior mesenteric; distribution, descending colon and splenic flexure; anastomoses, middle colic, sigmoid. Synonym: arteria colica sinistra. (05 Mar 2000) |
| arteria coronaria sinistra | <anatomy, artery> Origin, left aortic sinus; distribution, it divides into two major branches, an anterior interventricular which descends in the anterior interventricular sulcus, and a circumflex branch which passes to the diaphragmatic surface of the left ventricle; gives atrial, ventricular, and atrioventricular branches. Synonym: arteria coronaria sinistra. (05 Mar 2000) |
| arteria gastrica sinistra | <anatomy, artery> Origin, coeliac; distribution, cardia of stomach at lesser curvature, abdominal part of the oesophagus, and, frequently, a portion of the left lobe of the liver via an aberrant left hepatic branch; anastomoses, oesophageal, right gastric. Synonym: arteria gastrica sinistra, coronary artery. (05 Mar 2000) |
| arteria gastro-omentalis sinistra | <anatomy, artery> Origin, splenic; distribution, greater curvature of stomach and greater omentum; anastomoses, right gastroepiploic and short gastric arteries. Synonym: arteria gastro-omentalis sinistra, arteria gastroepiploica sinistra, left gastro-omental artery. (05 Mar 2000) |
| arteria pulmonalis sinistra | <anatomy, artery> The shorter of the two terminal branches of the pulmonary trunk, it pierces the pericardium to enter the hilum of the left lung. Its branches accompany the segmental and subsegmental bronchi. Branches to the superior lobe (rami lobi superioris ) are apical (ramus apicalis ), anterior ascending (ramus anterior ascendens ), anterior descending (ramus anterior descendens ), posterior (ramus posterior ), and lingular (ramus lingularis ), the last having inferior and superior branches (rami lingulares inferior et superior ). Branches to the inferior lobe (rami lobi inferioris ) are the superior branch of the inferior lobe (ramus superior lobi inferior ) and the medial (medialis), anterior, lateral (lateralis) and posterior basal branches (rami basalis ). Synonym: arteria pulmonalis sinistra. (05 Mar 2000) |
| auricula sinistra | The small conical projection from the left atrium of the heart. Synonym: auricula sinistra, left auricular appendage. (05 Mar 2000) |