Question

please answer this question

Answer 1

Answer:

a) ball point joint

b) it moves forward back and helps steer left and right

c)knee, elbow, shoulder

d)Pivot joint is a synovial joint in which the ends of two bones connect. In this joint, a cylinder-shaped bone rotates inside another ligament that forms a ring around the joint. The joint between the atlas and the axis which is right under the skull, allows the turning of the head from side to side.

Explanation: