[TA] ligaments located on the anterior (palmar) aspect of the interphalangeal joints of the fingers, flanked by and connected to the collateral ligaments, forming the anterior portion of the joint capsule; lighter but similar in structure and function to the palmar ligaments of metacarpophalangeal joints.palmar ligaments of metacarpophalangeal joints. SYN: ligamenta palmaria articulationis interphalangeae manus [TA].