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trapezoid body


Definition: a plate of transverse fibers running over the posterior (deep) border of the pontine nuclei; it is formed by ascending auditory fibers that cross to the opposite side of the brainstem.

Synonym(s): corpus trapezoideumTA, trapezoid4TA

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.