English edit

Etymology edit

retro- +‎ trapezoid, in reference to the location of the retrotrapezoid nucleus relative to the trapezoid body.

Adjective edit

retrotrapezoid (not comparable)

  1. Pertaining to the retrotrapezoid nucleus; parafacial.
    • 2012, Orexin/Hypocretin System, →ISBN, page 44:
      Orexin A activates retrotrapezoid neurons in mice.
    • 2012, Stephen G. Spiro, Gerard A Silvestri, Alvar Agustí, Clinical Respiratory Medicine, →ISBN:
      Apart from the pre-Botzinger complex principally involved in controlling inspiratory motor activity, the retrotrapezoid-parafacial respiratory group (RTN/pFRG) appears to play at least a modulatory role and may be a conditional oscillator that controls active expiration.
    • 2015 July 6, “A Phox2b BAC Transgenic Rat Line Useful for Understanding Respiratory Rhythm Generator Neural Circuitry”, in PLOS ONE[1], →DOI:
      The pFRG partially overlaps in the retrotrapezoid nucleus (RTN), which was originally identified in adult cats and rats.