Portage Learning BIOD 121 - Nutrition Module 1 Problem Set

Question 1 The current recommendation to maintain your body weight is 2000 calories daily. If you are told that you should not consume any more than 52 % of your calories from carbohydrates, how many grams of carbohydrates shouldyou eat in a day? 2000 x .52 = 1040 1040 calories / 4 = 260 grams of carbs If a fudge brownie has 9 grams of carbohydrates, 1 gram of protein and 12 grams of fat. How many calories are in the brownie? Carb: 9 x 4 = 36 Pro: 1 x 4 = 4 Fat: 12 x 9 =108 36 + 4 + 108 = 148 calories Name the key hormone that causes a feeling of satiety. Indicate where in the body it is produced and the process by which it operates. Leptin is produced by the fat cells which are also known as adiposetissue. The role of leptin is to alert the brain to turn off the hungercenter and activate the satiety center when consuming a meal. There are six classes of nutrients. Name three that are considered macronutrients. Carbohydrates, Protein, Lipids/Fats and Water