RADLEX synonyms : lumbar region; abdominal back; dorsum of abdomen;
Definition : Subdivision of back of trunk which is demarcated from the abdomen by the posterior
surface of the anterior layer of the thoracolumbar fascia and the anterior surface
of the lumbar vertebral column; together with the abdomen, it constitutes the abdominal
segment of trunk. Examples: There is only one back of abdomen.;
Subdivision of back of trunk which is demarcated from the abdomen by the posterior
surface of the anterior layer of the thoracolumbar fascia and the anterior surface
of the lumbar vertebral column; together with the abdomen, it constitutes the abdominal
segment of trunk. Examples: There is only one back of abdomen.