Final answer:
The medullary region is NOT a part of the spinal cord, which consists of cervical, thoracic, lumbar, and sacral regions.
Explanation:
The medully region is NOT a region of the spinal cord. The four main regions of the spinal cord are cervical, thoracic, lumbar, and sacral. The spinal cord regions correspond to the levels at which spinal nerves pass through the intervertebral foramina.
Learn more about spinal cord regions here:
https://brainly.com/question/36448770
