1 The average worker in an office uses 10,000 sheets of paper annually. 2  It can cost up to 31 times the original cost to send information on paper (printing, copying, postage, storage, filing, recycling, etc.). 3  7.5 billion documents are created and 15 trillion copies are made each year.
Organs are described as retroperitoneal if they are located behind the parietal peritoneum. Retroperitoneal organs include: the kidneys, adrenal glands, ureters, urinary bladder, part of the oesophagus, rectum, ovaries, uterus, aorta and caudal Vena Cava.
bean shaped retroperitoneal organs. lie in the posterior abdominal region at level of T12-L3. lie in the extraperitoneal CT lateral to vertebral column. right kidney sits lower than the left. ureters run inferiorly from kidneys, passing over the pelvic brim at the bifurcation of the common iliac arteries. divided into an anterior/posterior surface.