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Left: A modern electrogustometer and its electrodes. This device can apply a wide range of perithreshold currents with the electrode on the tongue being either the anode (standard confirmation) or cathode. Right: A modern clinical taste testing system employing plastic disposable tabs whose ends are embedded with tastants. Photograph courtesy of Sensonics International, Haddon Heights, New Jersey USA. Copyright © 2017 Sensonics International.
