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
[{'content': 'Nutrient aery supplying the bone enters from which end? \nSelect and explain. \nA. Away from the growing end, B. Towards the growing end, C. No fixed entry point, D. Metaphyseal end', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Nutrient aery: it enters the shaft through nutrient foramen run obliquely through the cotex and divides into ascending and descending branches in medullary cavity The nutrient aery supplies medullary cavity inner 2/3 of coex and metaphysis Each branch divide into a number of small parllel channels which terminate in the adult metaphysis by anastomosing with epiphysial metaphysial and periosteal aeries Description Ref BD CHAURASIA S Handbook of General Anatomy Fouh edition Pg no 43', 'role': 'assistant'}]