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.
Kira (given name) Kira (given name) Kira is a mostly feminine name of multiple origins and meanings. The feminine form is pronounced or . It might be a feminine form of the name Kiran, pronounced . Kiran is of Hindi and Sanskrit origin, meaning "beam of light". Besides Sanskrit, there might be other etymologies from Egyptian, where the word Ki-Ra means "like Ra", or Persian. Due to the Greek interpretation of the Persian king's name Kourosh (کوروش, "Kūrosh") as Κύρος ("Kýros") – which was obviously modeled after the Greek word κύριος ("kýrios" "lord"), the feminine form being κυρία ("kyría") – Kyra (or Kira)