Interphalangeal Joints of the Foot
The interphalangeal (IP) joints of the foot are the articulations between the phalanges (toe bones). These hinge joints allow for flexion and extension, contributing to toe movement and balance. The toes’ interphalangeal joints are synovial. The proximal and distal interphalangeal joints on the four lesser toes connect three phalanges, while the hallux has a single…