| Brain: Posterolateral sulcus of medulla oblongata | ||
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| Hind- and mid-brains; postero-lateral view. | ||
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| Section of the medulla oblongata through the lower part of the decussation of the pyramids. 1. Anterior median fissure. 2. Posterior median sulcus. 3. Anterior column (in red), with 3’, anterior root. 4. Posterior column (in blue), with 4’, posterior roots. 5. Lateral cerebrospinal fasciculus. 6. Posterior funiculus. The red arrow, a, a’, indicates the course the lateral cerebrospinal fasciculus takes at the level of the decussation of the pyramids; the blue arrow, b, b’, indicates the course which the sensory fibers take. |
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| Latin | sulcus posterolateralis medullae oblongatae | |
| Gray's | subject #187 768 | |
| NeuroNames | hier-703 | |
The accessory, vagus, and glossopharyngeal nerves correspond with the posterior nerve roots, and are attached to the bottom of a sulcus named the postero-lateral sulcus (or dorsolateral sulcus).
Additional images
 Human caudal brainstem posterior view description |
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.
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