The metatarsophalangeal joints (MTP joints) are the joints between the metatarsal bones of the foot and the proximal bones (proximal phalanges) of the toes. They are condyloid joints, meaning that an elliptical or rounded surface (of the metatarsal bones) comes close to a shallow cavity (of the proximal phalanges).
Bones of the right foot; metatarsalphalangeal joints highlighted in an orange box
The MTP, IP, PIP, and DIP joints of the foot:
The ligaments are the plantar and two collateral.
Measuring the dorsiflexion of the MTP joints
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