Tongue chemoreceptors {sour receptor} detect acids. Acid hydrogen ions enter ion channels, block potassium channels, or bind to and open other positive-ion channels. Newborns can taste sour. Children like sour taste. Perhaps, sour receptors evolved to detect food or dangerous acidic conditions.
Consciousness>Consciousness>Sense>Taste>Anatomy>Receptors
1-Consciousness-Sense-Taste-Anatomy-Receptors
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Date Modified: 2022.0224