NEET PG DENTAL EXAM

Detailed explanation-1: -Cervical Vertebrae (C1–C7) The cervical spine is further divided into two parts; the upper cervical region (C1 and C2), and the lower cervical region (C3 through C7). C1 is termed the atlas and C2 the axis. The occiput (CO), also known as the occipital bone, is a flat bone that forms the back of the head.

Detailed explanation-2: -Ligaments attached to the vertebrae also serve as supportive structures. There are 31 pairs of spinal nerves and roots. Eight pairs of cervical nerves exit the cervical cord at each vertebral level.

Detailed explanation-3: -The spinal nerves are numbered according to the vertebrae above which it exits the spinal canal. The 8 cervical spinal nerves are C1 through C8, the 12 thoracic spinal nerves are T1 through T12, the 5 lumbar spinal nerves are L1 through L5, and the 5 sacral spinal nerves are S1 through S5. There is 1 coccygeal nerve.