1. 
   vagal trigone
   A prominence in the floor of the inferior fovea of the fourth ventricle that overlies the dorsal motor nucleus of the vagus. ... Synonym: trigonum nervi vagi, ala cinerea, ashen wing, gray wing, trigone of vagus nerve, va'gi eminentia. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?vagal+trigone
   
   
2. 
   Vagal trigone
   The cells of the dorsal nucleus are spindle-shaped, like those of the posterior column of the spinal cord, and the nucleus is usually considered as representing the base of the posterior column. It measures about 2 cm. in length, and in the lower, closed part of the medulla oblongata is situated be...
   Found op http://en.wikipedia.org/wiki/Vagal_trigone
   
   

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