oculomotor sulcus of mesencephalon

oculomotor sulcus of mesencephalon

[TA] a groove in the lateral wall of the interpeduncular fossa of the midbrain from which the rootlets of the oculomotor nerve emerge. Synonym(s): sulcus nervi oculomotorii [TA], medial sulcus of crus cerebri, sulcus medialis cruris cerebri, sulcus of the oculomotor nerve