Taste buds are on our tongue, the roof of our mouth, and in our throat. They are arranged like the inside of an orange, with 50-150 cells lined next to each other; each cell has a taste hair.

Originally released by Smithsonian Media, 2014. Streaming video file encoded with permission for digital streaming by Infobase on March 10, 2015.

How Do Taste Buds Work?: Ask Smithsonian (1:00); .