This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'The structure derived from neural crest is \nSelect and explain. \nA. Retina, B. Cauda equina, C. Melanocytes, D. Adrenal coex', 'role': 'user'}, {'content': "Answer: C \nExplanation: The neural crest is the region from where the pigment cells(melanoblasts) of skin develop. Ref: Inderbir Singh's Human embryology; Tenth edition; Pg 327 Mnemonic:SOME GAP S-Schwann cells -Skeleton of face O-odontoblasts M-Meninges(pia and arachnoid) E-Endocardial cushion G-Ganglia(autonomic and dorsal root ganglia) A-Adrenal medulla -Aoicopulmonary septum P-Pigmant cells(melanocytes) -Pharyngeal arches(nerves and cailage) -parafollicular c cells of thyroid", 'role': 'assistant'}]