This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
[{'content': 'Purkinje cells are inhibitory for \nSelect and explain. \nA. Deep cerebellar nuclei, B. Climbing fibers, C. Basket cell, D. Mossy fibers', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Deep cerebellar nuclei are initially excited by sensory afferents but a fraction of a second later they are inhibited by Purkinje cell output Ref: Ganong 25th ed/page 250', 'role': 'assistant'}]