Sulcus Limitans

Sunday, May 24, 2009

The sulcus limitans is a slight depressions in the fourth ventricle separating the basal and alar plates. It forms the lateral boundary of the medial eminence. In the superior part of the rhomboid fossa, the sulcus limitans corresponds with the lateral limit of the fossa and presents a bluish-gray area, the locus ceruleus.