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: Anatomy
Blood supply of femoral head is: 
Select and explain. 
A. Femoral aery, B. Obturator aery, C. Internal pudendal aery, D. All
B: Obturator aery
Answer: B: Obturator aery 
Explanation: B i.e. Obturator aery