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branchiomotor nuclei

(brăng′ē-ō-mōtər)
pl.n.
  1. Motoneuronal nuclei of the brainstem that develop from the branchiomotor column of the embryo and innervate striated muscle fibers developed from the mesenchyme of the branchial arches.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.