This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Special Senses, Subject name: Physiology
[{'content': 'The organ of Coi normally contains: \nSelect and explain. \nA. A single row of inner hair cells and a single row of outer hair cells, B. 3-4 rows each of inner and outer hair cells, C. A single row of inner hair cells and 3-4 rows of outer hair cells, D. A single row of outer hair cells and 3-4 rows of inner hair cells', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Organ of Coi organ for transduction of sound. Hair cells are receptor cells in organ of Coi There is a single row of inner hair cells (toward the center of cochlea) and 3-4 rows of outer hair cells (on the outer side). Each row contains about 3000 hair cells.', 'role': 'assistant'}]