Question

multiple choice 4 points the joint formed by the first two cervical vertebrae that permits the
o\ shaking of the head is a ______ joint. condylar pivot plane hinge saddle

Explanation:

The pivot joint between the first two cervical vertebrae (atlas and axis) allows for the side - to - side "no" shaking motion of the head. Condylar joints allow for two - axis movement, plane joints for gliding, hinge joints for flexion and extension like in the elbow, and saddle joints for biaxial movement like in the thumb.

Answer:

B. pivot