Preferred Label : pyramid of medulla oblongata;
Uberon definition : The anterior or ventral portion of the medulla oblongata is named the pyramid and
lies between the anterior median fissure and the antero-lateral sulcus. Its upper
end is slightly constricted, and between it and the pons the fibers of the abducent
nerve emerge; a little below the pons it becomes enlarged and prominent, and finally
tapers into the anterior funiculus of the medulla spinalis, with which, at first sight,
it appears to be directly continuous[WP].;
Uberon synonym : lobule VIII of Larsell;
Uberon broad term : pyramid of medulla; medullary pyramid;
Origin ID : 0005159;
Automatic exact mappings (from CISMeF team)
- Currated CISMeF NLP mapping
- Uberon cross reference
- part of
The anterior or ventral portion of the medulla oblongata is named the pyramid and
lies between the anterior median fissure and the antero-lateral sulcus. Its upper
end is slightly constricted, and between it and the pons the fibers of the abducent
nerve emerge; a little below the pons it becomes enlarged and prominent, and finally
tapers into the anterior funiculus of the medulla spinalis, with which, at first sight,
it appears to be directly continuous[WP].
