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AISIM Liver |
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Situation: right hypochondriac and
epigastric regions
Average weight: about 1.5 kg (postmortem)
Average size: length of about 28 cm (transverse direction),
height of about 16 cm and greatest thickness
of about 8 cm .
Structure:
The liver has a fibrous coat, the so-called Glisson's capsule.
The parenchyma is composed mainly of cells, biliary ducts and blood vessels.
Three blood systems may be defined: the internal portal
supply, which conveys the blood coming from the digestive tract,
the hepatic arterial tree and collecting venous network.
Configuration and environment:
The upper surface, covered by peritoneum, is
divided into 2 parts by the suspensory ligament. The lower
surface is connected with the gall-blader,
the stomach, the duodenum,the right
kidney and the right part of the transverse colon. These organs
give impressions on the liver surface.
The posterior border is connected to the diaphragm
by the coronary ligament. It is in relation with
the aorta and the inferior vena cava.
The anterior border is thin, sharp and free.
The right extremity is thick and rounded while the left one
is thin and flattened.
The number 5: