This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
Hemiveebra is a defect of 
Select and explain. 
A. Body, B. Transverse process, C. Spine, D. Posterior veebral arches
A: Body
Answer: A: Body 
Explanation: Veebral bodies mainly develop from ventral sclerotome (VS) & thus hemiveebra is a defect of VS Hemiveebra can lead to defects in the veebral column - scoliosis. Posterior veebral arches (PVA) contribute mainly to the lamina & spines. PVA are contributed by the dorsal sclerotome.