ste: sweet, sour, salty, and bitter. All other tastes are formed from a mixture of these four basic elements. The taste buds which detect salty and sweet flavors are located near the front of the tongue; the taste buds which detect sour flavors are located on the sides of the tongue; and the taste buds which detect bitter tastes are located at the back of the tongue (Your, 2004). There are no taste buds in the center of the tongue.
Many different tastes can be distinguished because of the many different combinations of these taste types
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