Which vertebrae are normally fused together to form a solid mass of bone?

Question

A. Sacral vertebrae

B. Thoracic vertebrae

C. Coccygeal vertebrae

D. Cervical vertebrae

Answer 1

A - sacral vertebrae. These are fused to form the sacrum.

The thoracic and cervical vertebrae do not fuse to allow movement of the ribs and head respectively. The coccyx vary in number and form, they may be fused but a disk may be present between 1st and 2nd coccygeal vertebrae so it can not be consistently classified as a solid mass of bone.

Answer 2

Both the sacrum and the coccyx consist of fused vertebrae.

Answer 3

Coccygeal vertebrae

Answer 4

A. Sacral vertebrae they were five that fuse together and i learned this in bio class