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Pyramid of medulla oblongata

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	Pyramid of medulla oblongata
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	Topics Pyramid of medulla oblongata Topic Home The interior district of the medulla oblongataMedulla oblongata The medulla oblongata is the lower portion of the brainstem.... is named the pyramid and lies between the anterior median fissureAnterior median fissure Anterior median fissure can refer to:... and the antero-lateral sulcusAntero-lateral sulcus Certain of the cranial nerves pass through the substance of the medulla oblongata, and are attached to its surface in series with ... . Its upper end is slightly constricted, and between it and the ponsPons The pons is a structure located on the brain stem.... the fibers of the abducent nerve emerge; a little below the pons it becomes enlarged and prominent, and finally tapers into the anterior funiculusAnterior funiculus The most lateral of the bundles of the anterior nerve roots is generally taken as a dividing line which separates the antero-later... of the medulla spinalis, with which, at first sight, it appears to be directly continuous. See also Corticospinal tractCorticospinal tract The corticospinal or pyramidal tract is a massive collection of axons that travel between the cerebral cortex of the b... (also known as "pyramidal tract") Decussation of the pyramidsDecussation of the pyramids The two pyramids contain the motor fibers which pass from the brain to the medulla oblongata and medulla spinalis, corticobulbar a... Additional images External links