Fronto-nasal area 

 lary incisors). 



(maxil- 



Naso-labial area (maxillary 

 canine and first premolar). 



Maxillary area (maxillary 



second premolar and first 



molar). 

 Mental area (mandibular 



incisors, canine and first 



premolar). 



The points of maximum intensity are ringed. 



Fig. 48. Diagram to show areas of referred pain in distribution of fifth 

 nerve due to affections of the various teeth (Front view). (From drawing 

 by T. Wingate Todd.) 



