This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Which of the following is the source of hepatic stem cells 
Select and explain. 
A. Limbus cells, B. ITO cells, C. Oval cells, D. Paneth cells
C: Oval cells
Answer: C: Oval cells 
Explanation: ref , Robbins 8/e p83;7/e p91;9/e p28 Hepatic oval cells (HOC) are a small subpopulation of cells found in the liver when hepatocyte proliferation is inhibited and followed by some type of hepatic injury. ... These cells are believed to be bipotential, i.e., able to differentiate into hepatocytes or bile ductular cells It is source of hepatic stem cells