Spine
Current as of: June 26, 2019
Author: Healthwise Staff
Medical Review:William H. Blahd, Jr., MD, FACEP – Emergency Medicine & Adam Husney, MD – Family Medicine & Kathleen Romito, MD – Family Medicine
The spine (backbone) is composed of 33 interlocking bones called vertebrae that are separated by soft, compressible discs and supported by many different ligaments and muscles. It is divided into five segments: cervical (neck), thoracic (upper and middle back), lumbar (lower back), sacrum (pelvis), and coccyx…