The C2-through-C5 spinal motion segments are located in the middle portion of the cervical spine. They include 3 separate spinal segments: C2 C3, C3 C4, and C5.
All About the C2-C5 Spinal Motion Segments
C2 Spinal Cord Injury: What to Expect & How to Boost Recovery
Cervical spine: Anatomy, ligaments, nerves and injury
JCM, Free Full-Text
Segmental differences of cervical spinal cord motion: advancing
Spinal cord - Wikipedia
Spinal Motion Segment: C5-C6 neck, spinal cord, vertebral column
Spinal Cord Injury Levels & Classification
Cervical Vertebrae - Physiopedia
Biomechanics of the Spine: the Motion of Separate Vertebrae
All About the C2-C5 Spinal Motion Segments