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': 'Injury of common peroneal nerve at the lateral aspect of head of fibula results in all of the following except - \nSelect and explain. \nA. Weakness of ankle dorsi-flexion, B. Foot drop, C. Loss of ankle reflex, D. Sensory impairment on lateral aspect of leg extending to the dorsum of foot', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Common peroneal nerve injury may result in\n-\xa0\xa0Foot drop\n-\xa0\xa0Weakness of dorsiflexion\n-\xa0 Inability to extend the toes.\n-\xa0 Loss of eversion\n-\xa0\xa0Sensory loss\n\nAnterior side of leg\nLateral side of leg\nDorsum of foot and toes (including medial side of big toe)\n\nCommon peroneal nerve injury does not affect\n-\xa0 Sensation on lateral border of foot (Supplied by Sural nerve)\n-\xa0\xa0Sensation on medial border of foot (Supplied by saphenous nerve)\n-\xa0 Ankle reflex', 'role': 'assistant'}]