Orthopaedics True about Atlanto-axial joint A Vertebral artery passes posterior to foramen magnum B Atlanto-occipital joint has flexion and extension movement C Posterior longitudinal ligament does not pass through the spinal canal D Atlanto-axial is ellipsoid joint 💡 Explanation True about Atlanto-axial joint ✓ Correct Answer: B. Atlanto-occipital joint has flexion and extension movement