Radioulnar joints
- proximal radioulnar joint, or the elbow
- distal radioulnar joint
- synovial pivot joint
- allow pronation and supination
muscles acting here
pronation
- pronator teres (median nerve) - also an elbow flexor
- pronator quadratus (median nerve)
supination
- biceps brachii (musculocutaneous nerve)
- supinator (radial nerve)