Anatomy - skeletal system - joint definitions

Question 1

What is a joint?

Answer 1

Skeletal movement occurs in our joints. A joint or articulation is a place where two or more bones come together.

Question 2

What is a hinge joint?

Answer 2

They permit movement in one plane only - flexion and extension (e.g. elbow and knee joints)

Question 3

What is a ball and socket joint?

Answer 3

They consist of a ball at the end of one bone and a socket in an adjacent bone in which the ball fits.

This joint allows a wide range of movement in almost any direction

(e.g. shoulder and hips)