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': 'Premature fusion of coronal, sphenofrontal and ethmoidal sutures seen in \nSelect and explain. \nA. Turricephaly, B. Dolichocephaly, C. Plagiocephaly, D. Trigoncephaly', 'role': 'user'}, {'content': "Answer: A \nExplanation: Turricephaly : Cone shaped head caused by premature fusion of coronal sphenofrontal and frontoethmoidal sutures. Dolichocephaly: Due to premature closure of sagittal suture , produces a long and narrow skull, Also called scaphocephaly Plagiocephaly: Asymmetrical distoion or flattening of one side of the skull. Trigoncephaly: Caused by premature fusion of metopic suture; Keel shaped forehead, and hypotelorism, increased risk for associated developmental abnormalities of the forebrain. Ref: Nelson's 20th edition, page- 71-72.", 'role': 'assistant'}]