Question

Why can't we move our elbow backwards

Answer 1

We can not move our elbow back because we have hinge joints that only allows back and forth movement it works like the hinges of a door

Answer 2

Answer:

We can't move our elbow backwards because the joint present in our elbow is hinge joint, so it allows movement in one angular plane only. Because in our elbow there is a hinge joint and it allows only 1/2 of movement .