They are not taste buds, but they do send signals telling your brain that you're full or that your body should produce more insulin to deal with the extra sugar you're eating.
Tās nav garšas kārpiņas, taču tie nosūta signālus smadzenēm, ka esi paēdis vai ka ķermenim jāizdala vairāk insulīna, lai tiktu galā ar papildus apēsto cukuru.