Lesser Sac Anatomy

It may be conceptualized as the space posterior to the lesser omentum between the posterior wall of the stomach and surface of peritoneum which covers the anterior surface of the left kidney. The lesser sac or omental bursa is a potential peritoneal space within abdomen part of the peritoneal cavity.

Gastrointestinal Ligaments Gastrointestinal Medbullets

Fluid collections in the lesser sac include ascites exudate bile and blood 4 27.

Lesser sac anatomy. The lesser sac also known as the omental bursa is smaller and lies posterior to the stomach and lesser omentum. The lesser sac ls is divided into two compartments by a peritoneal fold white arrow enclosing the left gastric artery as it passes from the posterior abdominal wall to reach the lesser curvature of the stomach st. It allows expansion and mobility of stomach.

It may be conceptualized as the space posterior to the lesser omentum between the posterior wall of the stomach and surface of peritoneum which covers the anterior surface of the left kidney. Under normal circumstances the lesser sac is empty and collapsed. It allows expansion and mobility of stomach.

Anatomical terminology edit on wikidata the lesser sac also known as the omental bursa is the cavity in the abdomen that is formed by the lesser and greater omentum. In human anatomy the greater sac also known as the general cavity of the abdomen or peritoneum of the peritoneal cavity proper is the cavity in the abdomen that is inside the peritoneum but outside the lesser sac. What are the partssubdivisions of lesser sac.

Lesser sac is the smaller part of the peritoneal cavity that lies behind the stomach and lesser omentum. The omental bursa or lesser sac is a hollow space that is formed by the greater and lesser omentum and its adjacent organs. Usually found in mammals it is connected with the greater sac via the omental foramen previously known as the foramen of winslow.

Only certain parts of its boundaries such as the posterior gastric wall and pancreatic body are observed at ct. The lesser sac or omental bursa is a potential peritoneal space within abdomen part of the peritoneal cavity. Anatomy of the lesser sac the peritoneal cavity is the largest serous cavity of the body consisting of parietal and viscer al layers that act as an interface between t he peritoneal cavity and the.

Greater sac the greater sac is the larger portion of the peritoneal cavity. It communicates with the greater sac via the epiploic foramen of winslow which is known as the general cavity of the abdomen that sits within the peritoneum but outside the lesser sac.

Gsanatomy G28b Orientation To Abdominal Cavity Anatomy Unit