This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy and physiology of bone and fracture healing, Subject name: Orthopaedics
[{'content': 'Indicators of bone formation includes all of following except \nSelect and explain. \nA. Osteocalcin, B. Alkaline phosphatase, C. Hydroxyproline, D. Type 1 procollegen', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Markers of bone formation:Serum bone specific alkaline phosphatase * Serum osteocalcin * Serum peptide of type 1 collagen Markers of bone resorption:Urine and serum crosslinked &;N&; telopeptidase * Urine and serum crosslinked &;C&; telopeptidase * Urine total free deoxypyridinoline ref: maheswari,9th edition , page no.12', 'role': 'assistant'}]