Different regions (curvatures) of the vertebral column ... The cervical and lumbar curves are considered secondary curves whereas the thoracic and sacral ... en.wikipedia.org |
Secondary curvatures are the curves in the spine that develop after birth (when a baby starts to hold its head up). Thoracic and sacral curvatures are the primary ... wiki.answers.com |
A curvature of the vertebral column in a mediolateral plane can occur pathologically and is known as ... The first and second cervical vertebrae are atypica (fig 5). www.emory.edu |