单词	tritocerebrum
释义	tritocerebrum /ˌtrɪtə(ʊ)ˈsɛrɪbrəm / noun (plural tritocerebra /ˌtrɪtə(ʊ)ˈsɛrɪbrə/) Entomology The third and hindmost segment of an insect’s brain.In crustaceans, the deutocerebrum and tritocerebrum feed nerves into the primary and secondary antenna respectively.... Mutation and overexpression of labial result in altered homeotic gene expression in the tritocerebrum. The protocerebrum possesses optic centers and optic nerves, while the tritocerebrum contains the nerves which supply the chelicerae.
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