<prompt> Joint involved in movement of head from left to right.Atlanto axialAtlanto occipitalC2- C3 JointC3- C4 Joint  <response>: Answer A. Atlanto axialAtlanto-occipital between skull and C1 joint permit nodding of head as when indicating approval or YES and Atlanto-axial joint permits the head to be turned from side to side as indicating disapproval or NO. 