Taste buds are the taste receptors present on the tongue; they are the tiny sensory structures. They are located around the base of the papillae. There are numerous taste buds on the circumvallate and the fungiform papillae. There are four types of taste buds according to the tastes–bitter sensing buds are located at the back, sweet at the front tip, sour at the back and salty at the sides of the tongue. Taste buds are connected to a main nerve by a bundle of nerve fibres.
Taste Buds
