Spinal cord cord ends around the L1/L2 vertebral level, forming a structure known as the conus medullaris. Although the spinal cord cell bodies end around the L1/L2 vertebral level, the spinal nerves for each segment exit at the level of the corresponding vertebra. For the nerves of the lower spinal cord, this means that they exit the vertebral column much lower (more caudally) than their roots. As these nerves travel from their respective roots to their point of exit from the vertebral column, the nerves of the lower spinal segments form a bundle called the cauda equina. There are two regions where
Henrietta (given name) Henrietta (given name) Henrietta is a feminine given name, derived from the male name Henry. The name is an English version of the French "Henriette", a female form of "Henri". A short version of the name is Harriet, which was considered the "spoken form" of Henrietta, much as Harry was considered the "spoken form" of Henry in medieval England. All these names are derived from Henrik, which is ultimately derived from the Germanic name "Heimiric", derived from the word elements "heim", or "home" and "ric", meaning "power, ruler." The male name Henry was first used in England by Normans. Henrietta