Vertebral column spinal nerves. The spinal nerves provide sympathetic nervous supply to the body, with nerves emerging forming the sympathetic trunk and the splanchnic nerves. The spinal canal follows the different curves of the column; it is large and triangular in those parts of the column which enjoy the greatest freedom of movement, such as the cervical and lumbar regions; and is small and rounded in the thoracic region, where motion is more limited. The spinal cord terminates in the conus medullaris and cauda equina. Spina bifida is a congenital disorder in which there is a defective closure of the vertebral arch.
Tammy (given name) the 959th most popular name for boys born between 1960 and 1969 in the United States, but has not appeared among the top 1,000 names for boys there since the 1960s. Tammy (given name) Tammy is a feminine given name. It can be a short form of the names Tamsin, Thomasina, or Tamar, Tamara or Tabitha. Tamsin and Thomasina are feminine versions of the name Thomas, a Greek form of the Aramaic name "Te'oma", meaning "twin." Tamara is a Russian form of the Hebrew name Tamar, which means "palm tree." In Israel "Tammy" (תמי) is commonly used as an abbreviation