Vertebral column and sacral curvatures) form during fetal development. The secondary curves develop after birth. The cervical curvature forms as a result of lifting the head and the lumbar curvature forms as a result of walking. The vertebral column surrounds the spinal cord which travels within the spinal canal, formed from a central hole within each vertebra. The spinal cord is part of the central nervous system that supplies nerves and receives information from the peripheral nervous system within the body. The spinal cord consists of grey and white matter and a central cavity, the central canal. Adjacent to each vertebra emerge
Randall (given name) Randall (given name) Randall is a masculine given name in English and German . Its modern use as a given name originates from the transferred use of the English–language surname "Randall", which in turn is derived from "Randolph". There are several variant spellings of the English given name; these include Randal, Randel, Randell, and Randle. The pet form is "Randy". The form "Randal" has also used as an Anglicisation of an etymologically unrelated Irish and Scottish Gaelic name "Raghnall". This Anglicisation has been noted as being particularly common amongst several Irish families of note. "Randal" has not been among the