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Spicy receptor on tongue

How do spicy foods make your tongue 'burn'/does this damage taste buds?Inside your mouth are taste receptors. They pick up on the senses of salty, bitter, sweet, sour, and umami (which seems to be activated by monosodium glutamate (MSG)). These receptors (see Diagram 2 below) live inside tastebuds, which in turn live inside the tiny bumps you feel on your tongue (called papillae). Different receptors...

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