Taste buds are the receptors that are present on tongue, esophagus, epiglottis and cheek cells. These structures are responsible for detecting the elements of taste perception like salty, sweet, sour, bitter and umami. The eating habit of a person does not only dependent upon the taste but also on the calorie content, nutrient content and fat content. As some health-conscious people will avoid eating foods that contain high calories and high-fat content and low nutrient value or content.
