So there’s this big, bumpy muscle inside of our mouths and we know it’s important and that we have to take great care of it. But what’s it even for? We asked Otolaryngologist Laura Orvidas from the Mayo Clinic to help us find the answer.

Got a question that’s got you all tongue tied? Send it to us at BrainsOn.org/contact, and we’ll muscle an answer out of an expert.