THE FUNDAMENTAL SUBSTRATES OF TASTE 127 



tory test substances. This sequence, according to new investigations is : 

 bitter > sour > salty > sweet 



However, this is correct only if the new, synthetic sweet substances are not 

 taken into account. 



Table 1. Proportional increase of gustatory thresholds t min after exposure to 



0.3 M ANAESTHETIC SOLUTIONS. A DASH — INDICATES THAT NO THRESHOLD COULD BE 

 FOUND DUE TO THE POWERFUL EFFECT OF THE ANAESTHETIC. 



