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
Kira (given name) can also be understood as a variant. Therefore, it is also in use as a feminine form of the Greek diminutive form Cyril. In Russian Kira () is the feminine form of the masculine name Kir, meaning "mistress, ruler", but can translate to "leader of the people", "one the people look to" or "beloved". Kira could also have arrived into Russian from the Persian-Greek name Kyra. Kira can also be the diminutive of the old and rare masculine given name Avvakir. Kira is one of several Anglicized forms of the Irish name Ciara, which in Irish means "dark haired". There