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: Physiology
[{'content': 'The efferent fiber bundle of the substantia nigra transmits dopamine to one of the following areas \nSelect and explain. \nA. Thalamus, B. Corpus striatum, C. Tegmentum of pons, D. Tectum of midbrain', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Connections in Basal ganglia\n\nSubstantia nigra pars compacta (SNPC) to Striatum (Caudate nucleus & Putamen)- Dopaminergic \nStriatum to Substantia nigra pars reticulata\xa0(SNPR)- GABA \nStriatum to Globus pallidus inner segment & external segment- GABA \nGlobus pallidus external segment to subthalamic nucleus and internal segment- GABA\u200b\nSubthalamic nucleus to Globus pallidus external segment and internal segment.- Glutamate\u200b\nWithin the striatum- Cholinergic interneurons.', 'role': 'assistant'}]