<prompt> Only ligament limiting extension of the vertebral column is-Anterior longitudinal ligamentPosterior longitudinal ligamentSupraspinous ligamentLigamentum Flavum  <response>: Ans. is a i.e., Anterior longitudinal ligament The anterior longitudinal ligament is present anterior to the bodies of the vertebrae and prevents excessive extension of the vertebral column. Anterior atlanto-occipital ligament is considered as continuation of anterior longitudinal ligament. 