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
[{'content': 'A 19 year old boy fell from the motor bike on his shoulder. The doctor diagnosed him a case of Erbs paralysis. The following signs and symptoms will be observed except - \nSelect and explain. \nA. Loss of abduction at shoulder joint, B. Loss of lateral rotation, C. Loss of pronation at radioulnar joint, D. Loss of flexion at elbow joint.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Movements affected in Erb’s palsy\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Shoulder\n\n\xa0 \xa0Abduction\n\xa0 \xa0Lateral rotation\n\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Forearm\n\n\xa0 \xa0Flexion\n\xa0 \xa0Supination\n\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Biceps & Supinator jerks lost\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Sensation over lower part of deltoid lost', 'role': 'assistant'}]