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': 'What is the most impoant source of noradrenergic innervation to the cerebral coex? \nSelect and explain. \nA. Basal nucleus of Meyne, B. Caudate nucleus, C. Locus coeruleus, D. Raphe nucleus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The locus coeruleus is a dense collection of neuromelanin-containing cells in the rostral pons, near the lateral edge of the floor of the fouh ventricle. The fact that it appears blue-black in unstained brain tissue gave rise to its name, which means "blue spot" in Latin. These cells, which contain norepinephrine, provide the majority of noradrenergic innervation to the forebrain, including the cerebral coex.', 'role': 'assistant'}]