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rhombencephalic isthmus



  1. a constriction in the embryonic neural tube delineating the mesencephalon from the rhombencephalon;
  2. the anterior portion of the rhombencephalon connecting with the mesencephalon.

Synonym(s): isthmus2TA, isthmus of His, isthmus rhombencephali

Further information

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