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
Aengus (given name) Aengus (given name) Aengus is a masculine given name in Irish. It is composed of the Celtic elements meaning "one", and "choice". It is the Irish form of the Scottish Gaelic "Aonghas", "Aonghus". These three Gaelic names are Anglicised as "Angus' or as "Aeneas." The earliest form of the given name "Angus", and its cognates, occurs in Adomnán's "Vita Columbae" (English: ""Life of Columba"") as "Oinogusius", "Oinogussius". This name likely refers to a Pictish king whose name is recorded variously as "Onnust", "Hungus". According to historian Alex Woolf, the early Gaelic form of the name, "Oengus", was borrowed from the