Synovial Joints (II)
4.   Ellipsoidal (condyloid) joint
Ž   flexion/extension,
      adduction/abduction,
      circumduction, but no rotation
3.   Pivot joint
Ž   Rotation
[Radioulnar joint]
[Temporomandibular joint]
“Form Follows Function”
Illustrations: http://www.science.ubc.ca/~biomania/tutorial/bonejt/intro.htm