The brain of cricket is composed of protocerebrum, deutocerebrum and tritocerebr

um. A pair of mushroom bodies, central complex and optic lobes are in protocereb

rum. Each mushroom body, the site to connect and integrate information, is const

ituted by two calyces, peduncles, and α and β lobe connected with peduncle. Ce

ntral complex is composed of central body and protocerebral bridge, which mostly

 participate the process of sense information. Optic lobe, the center of vision

system, is constituted by lamina, medulla and lobula. There is olfactory glomeru

li in deutocerebrum, which is the center of olfactory system. Tritocerebrum is j

oined with subesophageal ganglion.
Key words〓
cricket, brain structure, physiological function

摘〓要〓
蟋蟀脑由前脑、中脑和后脑三部分组成。前脑由1对蕈形体、中央复合体和视叶构成；每个

蕈形体由2个冠、柄及与柄相连的α叶和β叶组成，是信息联络整合部位；中央复合体由中

央体和脑桥组成，主要参与感觉信息的加工过程；视叶由神经节层、外髓和内髓组成，是视

觉系统的中心。中脑由主要组成成分为嗅觉纤维球的嗅叶组成，是嗅觉系统的中心。后脑向

后与食道下神经节相连。

关键词〓蟋蟀， 脑部结构， 生理机能