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nucleus raphe obscurus

nucleus raphC) obscurus

The raphe obscurus projects to the cerebellar lobes VI and VII and to crus II along with the nucleus raphe pontis . This so called obscure nucleus has also been implicated in the modulation of the hypoglossal nerve. It has been observed that the ablation of this nucleus causes a change in the firing pattern in the XII nerve . In addition, the raphe obscurus mediates expiration via the inhibitory effect of serotonin and depresses periodic synaptic potentials . It has also been shown that this nucleus stimulates gastrointestinal motor function; microinjections of 5-HT into the n.r. obscurus increase gastric movement . [WP,unvetted].

On this page
Type Nerve
Structure parente nucleus of medulla oblongata
Nom latin nucleus raphC) obscurus
FMA ID 72585

Frequently Asked Questions

What is the nucleus raphe obscurus?

The raphe obscurus projects to the cerebellar lobes VI and VII and to crus II along with the nucleus raphe pontis . This so called obscure nucleus has also been implicated in the modulation of the hypoglossal nerve. It has been observed that the ablation of this nucleus causes a change in the firing

What is the Latin name for the nucleus raphe obscurus?

The Latin name for the nucleus raphe obscurus is nucleus raphC) obscurus.

References

  1. Foundational Model of Anatomy — FMA:72585 Reference anatomy ontology (University of Washington)
  2. UBERON — UBERON:0002684 Cross-species anatomy ontology (EMBL-EBI Ontology Lookup Service)

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Educational Disclaimer

This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.

Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.