Question

Describe the structure of
a) backbone

Answer 1

Explanation:

Spine Structure and Function. Key parts of your spine include vertebrae (bones), disks, nerves and the spinal cord. ... The spine has three normal curves: cervical, thoracic and lumbar. There are seven cervical vertebrae in the neck, 12 thoracic vertebrae in the torso and five lumbar vertebrae in the lower back.