pyramid of medulla oblongata

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pyr·a·mid of me·dul·la ob·lon·ga·ta

an elongated, white prominence on the anterior surface of the medulla oblongata on either side along the anterior median fissure, corresponding to the position of fibers forming the corticospinal tracts.
Farlex Partner Medical Dictionary © Farlex 2012

pyr·a·mid of me·dul·la ob·lon·ga·ta

(pir'ă-mid mĕ-dŭl'ă ob-long-gā'tă)
An elongated white prominence on the ventral surface of the medulla oblongata on either side along the anterior median fissure, corresponding to the pyramidal tract.
Synonym(s): anterior pyramid, pyramis medullae oblongatae.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Ltd., Tokyo, Japan) was installed on the left or the right pyramid of the medulla oblongata by inserting it at a position approximately 1.5 mm closer to the head and 0.5 mm toward the outside, and at an insertion angle of approximately 30[degrees] toward the head, with respect to the obex, and a constant current stimulation was provided, respectively [7, 8].