The following night on Raw, Punk would be granted the right to choose his next challenger to face at Night of Champions. The champion was quick to announce that he would face John Cena, on the condition that he would admit on live television that CM Punk is the best in the world..
The conus medullaris (Latin for medullary cone) is the tapered, lower end of the spinal cord.It occurs near lumbar vertebral levels 1 (L1) and 2 (L2), occasionally lower. The upper end of the conus medullaris is usually not well defined.After the spinal cord tapers out, the spinal nerves continue to branch out diagonally, forming the cauda equina.t occurs near lumbar vertebral levels 1 (L1) and 2 (L2), occasionally lower. The upper end of the conus medullaris is usually not well defined. After the spinal cord tapers out, the spinal nerves continue to branch out diagonally, forming the cauda equina.
The medulla oblongata is a cone-shaped neuronal mass responsible for multiple autonomic (involuntary) functions ranging from vomiting to sneezing. The medulla contains the cardiac, respiratory, vomiting and vasomotor centers and therefore deals with the autonomic functions of breathing, heart rate and blood pressure. an upper open part or superior part where the dorsal surface of the medulla is formed by the fourth ventricle. 2  a lower closed part or inferior part where the fourth ventricle has narrowed at the obex in the caudal medulla, and surrounds part of the central canal.