Hinge joints function similarly to hinge on a door. They allow bones to move in one direction back and forth. The fingers, toes, elbows, knees, and ankles contain hinge joints. Share on Pinterest ...
Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Removing a door from its hinges is about as simple a DIY job as comes along. Yet more ...