246 



CHEMICAL SENSES 



Table 1. EEG and behavioral responses to pure chemicals and extracts 

 added to sea water.— Continued 



Compound 



Range of 

 concentrations 

 (molar) tested 



EEG 



response 



Behavioral 

 response 



Betaine 



Trimethyl amine 

 Trimethyl amine oxide 



lO- 3 

 10- 3 

 lO" 3 



-* lO" 9 



-> io- 9 



-» IO" 9 



++ 

 ++ 

 ++ 



++ 

 ++ 

 ++ 



Lipids (emulsions) 



Stearic acid 

 Linoleic acid 

 Glycerol 

 Cod liver oil 

 Tuna liver oil 



(N.A.) 



(N.A.) 

 (N.A.) 

 (N.A.) 

 (N.A.) 



+ (?) 

 + (?) 



-+ - 



Polyhydric alcohols 



Sorbitol 

 Dulcitol 

 Mannitol 

 Inositol 



Purified blood fractions 



Note: "+" indicates consistent EEG changes or positive behavioral responses. "— " in- 

 dicates lack of detected responses. (N.T.) designates not tested. (N.A.) designates 

 measurement not applicable. For further details consult text. 



