Answer:
The dorsal hollow nerve cord
Step-by-step explanation:
The dorsal hollow nerve cord develops into the central nervous system;the brain and spine
Intervertebral Discs
Between each vertebral body is a cushion; the intervertebral disc. Discs absorb stresses the body incurs during movement and prevents vertebrae from grinding against one another. The intervertebral discs are the largest structures in the body without a vascular supply
1.6m questions
2.0m answers