ON, THE TASTE THRESHOLDS OF THE JAPANESE

IV. THRESHOLDS OF BITTER TASTE

Abstract

Threshold of bitter taste for quinine hydrochloride solutions as determined by our Point Scoring and Integration Method are tabulated in the following:
These values again are for the age class of adolescence.
As to the individual diffrence, famale subjects showed regular curves for frequency distribution with a degree of skewness (Fig. 1, p. 135 lower diagrams), while there is some irregularity in the frequency distribution curves of male subjects (Fig. 1, upper diagrams), especially for threshold of perception (full line), which may be attributed to the difficulty in the technique of our whole mouth procedure, considering the location of the most sensitive region for bitter taste on the root of the tongue.