The spinous process of a vertebra, directed backward and downward from the junction of the laminae (in humans), and serves for the attachment of muscles and ligaments
Posteroinferiorly extends from the top of the vertebral arch
to provide a point of connection for the muscles and ligaments
to provide a point of attatchment for muscles and ligaments
In the cervical spine, the C2-C6 vertebrae generally have bifid spinous proceses.