犬齿窝 canine fossa
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人上颚骨骨体前面的凹窝,其上方为眼窝,内侧为鼻,下方为齿槽。特因距犬齿的根部很近,故而得名。在咀嚼肌发达的猿类没有犬齿窝,但在Rama- pithecus则见有片鳞,以后到了现代人,随着进化,犬齿窝越趋明显。现代人最明显的是白种人,黑人和澳大利亚人不甚明显。犬齿窝的出现和发达程度与齿槽部位退化有关。
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