Question

what type of joint is seen here?
hinge
ball and socket

Explanation:

A hinge joint allows movement in one plane, similar to a door hinge. The knee joint, as depicted, is a classic example of a hinge joint. It primarily allows flexion and extension. In contrast, a ball - and - socket joint (like the hip) allows multi - directional movement (flexion, extension, abduction, adduction, rotation).

Answer:

Hinge