This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb, Subject name: Anatomy
[{'content': 'All are true about carpel bones except? \nSelect and explain. \nA. Give stability to wrist joint, B. Give flexibility to wrist joint, C. Are seven in number, D. Are concave proximally', 'role': 'user'}, {'content': 'Answer: B \nExplanation: CARPAL BONES: PROXIMAL ROW- Scaphoid Lunate Triquetral Pisiform DISTAL ROW: Trapezium Trapezoid Capitate Hamate FEATURES: The 8 carpal bones gives flexibility to wrist joint The proximal row is convex proximally, and concave distally the distal row is convex proximally and flat distally. REF: BD Chaurasia page no:25.', 'role': 'assistant'}]