Assertion: elbow's joint | /r/HasProperty | true pivot joints
Facets:
Source sentences:
text: The neck, or cervical, joints, and the elbow, or radioulnar, joints, are true pivot joints.
text: The neck, or cervical, joints, and the elbow, or radioulnar, joints, are true pivot joints.
text: In order for the joints of the legs and arms to be true pivot joints, they would need to have a stationary axis on which to pivot.