后脑

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背与耳石器且在第五后脑特殊节状结构后的一个上皮囊。

In addition, the expression of GPR78 displayed the levels in tendency to decrease from telencephalon to metencephalon during embryonic period.

在胚胎期GRP78蛋白在脑织的表呈现从端脑到后脑逐渐降低的趋势。

The central nervous systeM consisted of brain, suboesophageal ganglion and ventral nerve-cord, and the differentiations aMong protocerebruM, deutocerebruM and tritocerebruM were obvious.

其中枢神系统由脑、食管下神节、神成，前、中、后脑分化明显。