<prompt> Which of the following is not a diarthrosis -Elbow jointInterphalangeal jointSkull suturesHip joint  <response>: Ans. is c i.e., Skull sutures Functional classification of joints movemento Joints can also be classified functionally according to the type and degree of movement they allow:Synarthrosis - Permits little or no mobility. Most synarthrosis joints are fibrous joints e.g., skull sutures.Amphiarthrosis - Permits slight mobility. Most amphiarthrosis joints are cartilaginous joints e.g., intervertebral discs.Diarthrosis - Freely movable. All diarthrosis joints are synovial joints e.g., shoulder, hip, elbow, knee, etc., and the terms diarthrosis and synovial joint are considered equivalent by Terminologia Anatomica 