… structures to the cervical spinal canal and the change in the proportions with flexion and
extension for each level. In addition, we investigated the changes in the cervical spinal canal …

… dimensional intervertebral motions of the subaxial cervical spine during head … flexion-extension
with axial rotation, we found that coupled extension occurred in the middle cervical region…

… flexion or extension to allow an adequate examination, flexion and extension views of the
cervical spine … Although flexion and extension views have been used for many years, there are …

… measured using the two devices in the present study yielded acceptably concordant results
for the primary movements of flexion/extension, lateral bending, and axial rotation, with the …

… The earliest in vivo investigations superimposed radiographs of the cervical spine in full
flexion and extension and measured the angles between reference points to determine the …

… straightened cervical spine and that the straight cervical spine, when axially loaded, acts as
a segmented column. They noted that when the neck is in partial flexion, the cervical spine is …

… To remain consistent with standard clinical practice, we recorded one measurement of each
subject's available active neck flexion, extension, left lateral flexion, right lateral flexion, left …

… to intermediate and maximal range in flexion, extension, and axial rotation … motion
computation.[ 23 ] The latter consists of lateral bending, axial rotation, and flexion-extension motion …

… to flex or extend "as far as possible," and the ranges-of-motion … located well posterior to the
cervical spine, can exert greater … the skull very near the superior portion of the cervical spine. …

… of Spine Motion Performance (WASP) system for measuring cervical spine motion. WASP …
high accuracy and reliability in measuring motion in flexion-extension and lateral bending. …