Abdomen

In humans, region of the body between the thorax at the top and the pelvis at the bottom. In insects, segment at the caudal end of the body, following on from the head and thorax

The abdomen is the part of the body that is between the chest and the thigh. It contains (has in it) the abdominal muscles and many organs. Some of the organs in the abdomen are:

Anatomy of the human abdomen