NURSING EXAM QUESTIONS
NUTRITION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A kilojoule is best defined as:
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measure how much weight is lost after exercise
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measures the amount of energy in food
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measures the amount of calories in food
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measures how much sweat we lose during exercise
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Explanation:
Detailed explanation-1: -Food energy is expressed in calories or joules. A calorie is the amount of energy required at one atmosphere of pressure to raise the temperature of 1 g of water from 14.5°C to 15.5°C (NRC, 1981).
Detailed explanation-2: -Kilojoules are the metric measurement of calories. To find the energy content in kilojoules, multiply the calorie figure by 4.2. The label will usually tell you how many calories are contained in 100 grams or 100 millilitres of the food or drink, so you can compare the calorie content of different products.
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