Answer the following:
(a) What is a ball and socket joint?
(b) Which of the skull bones are movable?
(c) Why can our elbow not move backwards?
Answers
Answered by
7
(a) The rounded end of bone fits into the cavity of the other bone. Such a joint allows movements in all directions.
(b) Lower jaw.
(c) Elbow cannot move backwards, because it has hinge joint which allows movement in one direction.
Similar questions