The palmar extrinsic ligaments are more important in wrist stabilization as they are thicker and stronger than the dorsal extrinsic wrist ligaments. The palmar extrinsic ligaments are more important in wrist stabilization as they are thicker and stronger than the dorsal extrinsic wrist ligaments. Radial collateral ligament, Radioscaphocapitate ligament, Long radiolunate ligament, radiolunotrique..