This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Ewings sarcoma arises from: 
Select and explain. 
A. Totipoetent cells, B. Blastemal cells, C. Neuroectodermal cells, D. Mesodermal cells
C: Neuroectodermal cells
Answer: C: Neuroectodermal cells 
Explanation: Ewings sarcoma is a neuro ectodermal tumor.