THE GUSTATORY RELAY IN THE MEDULLA 



387 



Structures of the medulla. Thus, although all responsive penetrations 

 passed through the solitary tract and its nucleus, not all penetrations into 



iriu. 5. Photomicrograph of frozen section of cat medulla 25 /u, thick, bLauica 

 with Luxol blue and cresyl violet. Magnification 87 x. See text for 



explanation. 



these structures yielded responses. This might be explained by too caudal 

 a placement in some of the penetrations since only the rostral portion of 



