This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Anatomy
Blood flow in intervillous space at term 
Select and explain. 
A. 150 ml, B. 250 ml, C. 300 ml, D. 500 ml
A: 150 ml
Answer: A: 150 ml 
Explanation: A mature placenta has 500 m blood out of which 150 no is in the intervillous space and 350 ml in villi system. Ref: Datta Observe 9e pg 29.