This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal infections, Subject name: Anatomy
Earlier site of bone involvement in Hematogenous osteomyelitis 
Select and explain. 
A. Metaphysis, B. Diaphysis, C. Epiphysis, D. Point of entry of nutrient aery
A: Metaphysis
Answer: A: Metaphysis 
Explanation: Metaphysis of long bone is the earliest and most common site involved Refer Maheshwari 6th/e p 168