Extinction is defined as the weakening and in some cases, a total disappearance of a response that is learned. In classical conditioning, extinction occurs when the conditioned stimulus is no longer connected or paired with the unconditioned stimulus. This results to the conditioned response to cease.
Nutrient recommendation that meets the nutrient requirements of 97 to 98 percent of healthy people provides a reference chart for people following either a 2,000 calorie or 2,500 calorie diet.
