Figure 2
From: Validation and application of a novel in vivo cervical spine kinematics analysis technique

Three-dimensional (3D) models of the cervical spine of a representative healthy young male subject. (a,b) F-E models. (c,d) LB models. (e,f) AR models. The functional range-of-motion positions are pseudo-colored and shown together with a grey 3D model representing the neutral position.