The length of the bridge's main span is 3,800 feet (1,158 m), which makes it the third-longest suspension span in the United States and 17th longest suspension span worldwide. It is also one of the world's longest bridges overall.
From Wikipedia, the free encyclopedia. In tetrapod anatomy, lumbar is an adjective that means of or pertaining to the abdominal segment of the torso, between the diaphragm and the sacrum. The lumbar region is sometimes referred to as the lower spine, or as an area of the back in its proximity.
A lumbar puncture (LP) is the insertion of a needle into the fluid within the spinal canal. It is termed a lumbar puncture because the needle goes into the lumbar portion (the small) of the back.Other names for a lumbar puncture (an LP) include spinal tap, spinal puncture, thecal puncture, and rachiocentesis. lumbar puncture (LP) is the insertion of a needle into the fluid within the spinal canal. It is termed a lumbar puncture because the needle goes into the lumbar portion (the small) of the back.