The declination course started in the left ventricle prior to the rightventaide. 心室舒张功能的减退左室先于右室。
There were numerous arcuate fibers connecting with the third ventricle ependymal surface and median eminence in arcuate hypothalamic nucleus. 弓状核内可见许多弧形纤维连于第三脑室室管膜和正中隆起。