internal arcuate fiber bundle
arcuate fibers (medial lemniscus)
Internal arcuate fibers are the axons of second-order neurons contained within the gracile and cuneate nuclei of the medulla oblongata. These fibers cross from one side of the medulla to the other to form the medial lemniscus. Part of the dorsal column-medial lemniscus system (second neuron), the internal arcuate fibers are important for relaying the sensation of fine touch and proprioception to the thalamus and ultimately to the cerebral cortex.
| Type | Organ |
| Structure parente | neuron projection bundle |
| Nom latin | arcuate fibers (medial lemniscus) |
| FMA ID | 72629 |
Questions fréquentes
What is the internal arcuate fiber bundle?
What is the Latin name for the internal arcuate fiber bundle?
Structures associées
Avertissement médical
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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.
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