This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Spinal Injuries, Subject name: Orthopaedics
Left-Right movement of skull occurs at: 
Select and explain. 
A. Atlanto-occipital joint, B. Atlanto-axial joint, C. C2-C3, D. C6-C7
B: Atlanto-axial joint
Answer: B: Atlanto-axial joint 
Explanation: (b) Atlanto-axial jointYes movement occurs at atlanto-occipital joint and No movement occurs at atlanto-axial joint.