Median sulcus of tongue
Sulcus medianus linguae
- Synonym: Midline groove of tongue
Definition
The median sulcus divides the dorsum of the tongue into symmetrical halves; this sulcus ends behind, about 2.5 cm. from the root of the tongue, in a depression, the foramen caecum, from which a shallow groove, the sulcus terminalis, runs lateralward and forward on either side to the margin of the tongue.
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