Question

Answer the following questions
1 :- what is a ball and socket joint?
2 :- Which of the skull bones are movable?
3 :- Why can our elbow not move backwards? ​

Answer 1

Answer:

1) ---------------?

ans.- A joint in which the rounded surface of a bone moves within the depression on another bone, allowing great freedom of movement.

2) -------------------?

ans. Lower jaw or Mandible

3) -----------------?

ans. Because it has hinge joint which allows the movement in one plane only