Sulcus limitans
The sulcus limitans is a groove on either side of the midline in the rhomboid fossa (floor of the fourth ventricle). It separates the cranial nerve motor nuclei (located medial), and the sensory nuclei (located lateral). It is parallel to the median sulcus.
| Sulcus limitans | |
|---|---|
Rhomboid fossa. (Sulcus limitans not labeled, but region is visible.) | |
Human caudal brainstem posterior view (The sulcus limitans separates #2 from #4.) | |
| Details | |
| Identifiers | |
| Latin | Sulcus limitans fossae rhomboideae |
| NeuroNames | 629 |
| Anatomical terms of neuroanatomy | |
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