And it is of interest that the taste qualities sweet, sour, and salty set off electrical signals in the taste cells, but bitter apparently causes these cells to produce a chemical message.
Tāpat interesants ir fakts, ka salds, skābs un sāļš ierosina garšas šūnās elektriskos impulsus, turpretī rūgts acīmredzot izraisa tajās ķīmisku reakciju.