Diet - the amount and type of food eaten., Nutrition - 1. the way in which food affects health 2. the study of food, Discretionary Foods - These foods and drinks do not fit into the five food groups because they are not necessary for a healthy diet and are too high in saturated fat and/or added sugars, added salt or alcohol and low in fibre. These foods and drinks can also be too high in kilojoules (energy)., Kilojoule (kJ) - ____ are the current standard unit of energy measurement. One gram of fat contains 37 kJ, one gram of protein or one gram of carbohydrates contain 17 kJ., Serve or Serving Size______________________ - ____ s a set amount stated in the Australian dietary guidelines and this doesn’t change. However, your ‘portion size’ will depend on how hungry you are and what type of meal or snack you are eating. For example, your ‘portion size’ may be two slices of bread in a sandwich for lunch, but only ½ slice of bread with a meal when you aren’t very hungry., Portion Size - the weight or number of each item in one serving, Nutrients - ____ are substances obtained from food that we require for metabolism or physiological processes. Carbohydrates, fats, proteins, vitamins, minerals, fibre and water are all______., Vitamins - _____ are molecules that are needed in small amounts by the body for health and growth, and they must be obtained by the diet daily.play an essential role in releasing energy from food and in speeding up many chemical reactions that occur in the body every second. They also play important roles in the formation of body components, such as blood and bone as well as being antioxidants., Minerals - ______ are important for the formation of bones, teeth, blood and connective tissues. They play important roles in chemical reactions, as they are a component of enzymes. ____ also regulate water balance, muscle contractions and nerve transmissions. They are required in the body in small amounts and must be obtained from food., Protein - ____ s important for growth of body cells and makes up virtually every part of the body. ___ can be found in dried peas, soy and baked beans, peanut butter, nuts, eggs, cheese, lean meat, fish and wholegrains., Carbohydrate - _____ are the most readily converted energy source, Calorie - _____ are a measurement of energy. One calorie is equivalent to 4.18 kJ, Fats - _____ (or lipids) are an essential source of energy in the diet as they; are a carrier for the fat soluble vitamins (A, D, E and K), form part of cell membranes, provide a very concentrated source of energy, , provide the starting ingredient for some hormones, provide essential fatty acids which our body cannot produce, Saturated Fats - _____ is fat that consists of triglycerides containing only saturated fatty acid radicals., Dietary Fiber - food materials that cannot by hydrolysed by digestive enzymes and are therefore important for digestive health, found in fruit and grains, Balanced Diet - a diet that contains the right quantities of basic nutrients,

Nutrition task 1b

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