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The '''obex''' (from the [[Latin language|Latin]] for ''barrier'') is the point in the [[human brain]] at which the [[fourth ventricle]] narrows to become the [[central canal]] of the [[spinal cord]]. The obex occurs in the [[Anatomical terms of location|caudal]] [[medulla oblongata|medulla]].The decussating of sensory fibers happens at this point. |
The '''obex''' (from the [[Latin language|Latin]] for ''barrier'') is the point in the [[human brain]] at which the [[fourth ventricle]] narrows to become the [[central canal]] of the [[spinal cord]]. The obex occurs in the [[Anatomical terms of location|caudal]] [[medulla oblongata|medulla]].The decussating of sensory fibers happens at this point. |
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Latest revision as of 07:15, 29 March 2007
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| Brain: Obex | ||
|---|---|---|
 | ||
| Hind-brain of a human embryo of three months—viewed from behind and partly from left side. | ||
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| Rhomboid fossa. | ||
| Latin | ' | |
| Gray's | subject #187 797 | |
| Part of | ||
| Components | ||
| Artery | ||
| Vein | ||
| BrainInfo/UW | hier-633 | |
| MeSH | [1] | |
The obex (from the Latin for barrier) is the point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord. The obex occurs in the caudal medulla.The decussating of sensory fibers happens at this point.
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