Lesser sac

Lesser sac

Infobox Anatomy
Name = PAGENAME
Latin = bursa omentalis
GraySubject = 246
GrayPage = 1156


Caption = The greater sac or general cavity (red) and lesser sac, or omental bursa (blue).


Caption2 = Horizontal disposition of the peritoneum in the upper part of the abdomen. (Lesser sac is outlined in blue in center.)
System =
MeshName = Lesser+Sac
MeshNumber = A01.047.025.600.678
DorlandsPre =
DorlandsSuf =

The lesser sac, also known as the omental bursa, is the cavity in the abdomen that is formed by the lesser and greater omentum. Usually found in mammals, it is connected with the greater sac via the epiploic foramen (also known as the "Foramen of Winslow"). In mammals, it is not uncommon for the lesser sac to contain considerable amounts of fat.

In human anatomy, the wall of the stomach, pancreas and .

The lesser sac is embryologically formed from an infolding of the greater omentum. The open end of the infolding, known as the epiploic foramen, is usually proximal to the stomach.


=Additional

ee also

*Terms for anatomical location

References

External links

*
* - "Abdominal Cavity: The Lesser Peritoneal Sac"
*


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