It is somewhat pointed at the toe, straight through the quarters, and turns sharply at the heels. The Tag hoof is widest across its rear third. The hock joint. Strong fibrous tissue which connects muscle to bone. Tendons function primarily to facilitate movement.
Tendons slide within lubricated sheaths, are inelastic, and are subject to sprains and ruptures.
A fore limb. This swelling is often visible on both sides of the limb. Thoroughpin rarely results in lameness, but does indicate weakness in the hock, excessive stress, trauma , or a combination of these. This is seen as a foul smelling black crud or discharge in the commissures and frog. Advanced cases may invade sensitive tissues and cause lameness.