Rostral sulcus
The rostral sulcus is located medially in the frontal lobe. It is the sulcus which divides the gyrus rectus (or straight gyrus) inferiorly from the inferior portion of the rostral gyrus superiorly.
The rostral sulcus is located medially in the frontal lobe. It is the sulcus which divides the gyrus rectus (or straight gyrus) inferiorly from the inferior portion of the rostral gyrus superiorly.