Hiatus for greater petrosal nerve

A shallow groove, sometimes double, leading lateralward and backward to an oblique opening, the hiatus for greater petrosal nerve (or hiatus of the facial canal), for the passage of the greater superficial petrosal nerve and the petrosal branch of the middle meningeal artery from the facial canal.

单词	Hiatus canalis nervi petrosi majoris
释义	Hiatus canalis nervi petrosi majoris 英语百科 Hiatus for greater petrosal nerve A shallow groove, sometimes double, leading lateralward and backward to an oblique opening, the hiatus for greater petrosal nerve (or hiatus of the facial canal), for the passage of the greater superficial petrosal nerve and the petrosal branch of the middle meningeal artery from the facial canal.
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Hiatus canalis nervi petrosi majoris

Hiatus for greater petrosal nerve