During turtle ontogeny the reduction of the trunk myomeres leads to sinking of the vertebrae and ribs into the dermis. |
In Brachycephalus, there is a dermal bony shield that ossifies dorsal to the vertebrae. |
This is between bone and bone, as between the spinal vertebrae, or above and below a joint. |
The somites give rise to the vertebrae, to the muscles of the trunk and limbs, and to the dermis of the skin. |
He fell 20 feet off a ladder breaking three vertebrae and exposing his spinal cord. |
At surgery, there was a significant deformity of the cranial vault at the level of the occiput and first and second cervical vertebrae. |