小脑上脚交叉
由小脑齿状核发出的纤维构成小脑上脚,纤维向上至菱脑峡水平逐渐沉入中脑背盖部,左、右交叉,形成小脑上脚交叉。交叉后的纤维终止于红核和背侧丘脑的腹外侧核等。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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