porta hepatis मीनिंग इन हिंदी

It is covered in peritoneum apart from where it attaches the gallbladder and the porta hepatis.
They are cuboidal epithelium in the small interlobular bile ducts, but become columnar and mucus secreting in larger bile ducts approaching the porta hepatis and the extrahepatic ducts.
The surgery involves exposing the porta hepatis ( the area of the liver from which bile should drain ) and attaching part of the small intestine to the exposed liver surface.
The rationale for this approach is that minute residual bile duct remnants may be present in the fibrous tissue of the porta hepatis and thus provide direct connection with the intrahepatic ductule system to allow bile drainage.
An important anatomical landmark, the porta hepatis, also known as the " transverse fissure of the liver ", divides this left portion into four segments, which can be numbered starting at the caudate lobe as I in an anticlockwise manner.