Taste bud

Taste buds are small 'bumps' on the tongue. They are the sense organs which detect the taste of things that go into the mouth. They are involved in detecting the five (known) elements of taste perception: salty, sour, bitter, sweet, and umami.

Taste buds
Taste buds are small structures present within the papillae of the tongue
Latin	caliculus gustatererius
System	Taste

Other websites

• Beyond the Tongue Map
• Taste Perception: Cracking the Code Archived 2009-01-22 at the Wayback Machine
• Scientists Explore the Workings of Taste Buds from National Public Radio's Talk of the Nation, July 22, 2005