There are about 10,000 tongue buds on the human tongue. Most taste buds are located on raised structures on the surface of the tongue called lingual papillae. There are four different types of lingual papillae on the human tongue: Fungiform papillae, whose cross section is similar to a mushroom, mainly located at the tip of the tongue. Filamentous papillae, which are filamentous and do not contain taste buds, are the largest in number. These lingual papillae have mechanical functions, but no taste function. Foliated papillae? Papillae with grooves and ridges extending toward the base of the tongue. Most people have only 3 to 14 such lingual papillae. They are generally located at the base of the tongue and arranged in a ring. Located in front of the boundary ditch. There are currently five different tastes known: sweet, bitter and umami are recognized through G protein-coupled receptors, and acid are recognized through ion channels. Different tastes are not felt at different positions on the tongue. of. All taste buds recognize all flavors. However, there are different uses for adults and children.