Nutrition Chapter 1 Exam Prep

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Nutrition Chapter 1 Exam Prep - Quiz

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Questions and Answers
  • 1. 

    Nutrition is the food that people ________ and how their bodies ________ it.

    Explanation
    The correct answer is "eat, consume, use, use." Nutrition refers to the food that people eat and how their bodies consume and use it. Eating and consuming food are essential for obtaining the necessary nutrients, while the body uses these nutrients for various bodily functions and processes. Therefore, the answer choices accurately describe the relationship between nutrition, eating, consuming, and using food.

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  • 2. 

    Preventive approach is when healthcare providers minimize risk factors in advance.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement accurately defines the preventive approach in healthcare, which involves taking measures to reduce or eliminate risk factors before they lead to health issues. This proactive approach focuses on preventing diseases and promoting overall health and well-being. Therefore, the given answer "True" is correct.

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  • 3. 

    Traditional approach attempts change when symptoms of illness/disease already exist.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The explanation for the given correct answer is that the traditional approach to healthcare focuses on addressing symptoms of illness or disease that are already present. This means that the approach is reactive rather than proactive, as it only seeks to treat the symptoms once they have manifested. In contrast, a more modern approach to healthcare emphasizes prevention and early intervention, aiming to identify and address potential health issues before they become symptomatic. Therefore, the statement that the traditional approach attempts change when symptoms of illness/disease already exist is true.

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  • 4. 

    Select all that are essential nutrients.

    • A.

      Water

    • B.

      Proteins

    • C.

      Minerals

    • D.

      Glucose

    • E.

      Vitamins

    • F.

      Carbohydrates

    • G.

      Fats

    Correct Answer(s)
    A. Water
    B. Proteins
    C. Minerals
    E. Vitamins
    F. Carbohydrates
    G. Fats
    Explanation
    Water, proteins, minerals, vitamins, carbohydrates, and fats are all essential nutrients for the human body. Water is necessary for hydration and maintaining bodily functions. Proteins are essential for growth, repair, and maintenance of tissues. Minerals are required for various bodily functions, such as bone health and nerve function. Vitamins are necessary for proper metabolism and overall health. Carbohydrates provide energy for the body, while fats serve as a concentrated source of energy and help in the absorption of certain vitamins. Therefore, all of these nutrients are essential for maintaining good health.

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  • 5. 

    Basic functions of food include all except:

    • A.

      Provide energy

    • B.

      Allow the body to produce omega 3-fatty acids

    • C.

      Build tissue

    • D.

      Regulate metabolic processes

    Correct Answer
    B. Allow the body to produce omega 3-fatty acids
    Explanation
    The basic functions of food include providing energy, building tissue, and regulating metabolic processes. However, allowing the body to produce omega 3-fatty acids is not a basic function of food. Omega 3-fatty acids are essential fatty acids that the body cannot produce on its own and must be obtained from dietary sources such as fish, nuts, and seeds.

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  • 6. 

    Metabolism is the sum of all body processes that accomplish the basic life-sustaining tasks.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Metabolism refers to all the processes that occur in the body to maintain life and sustain basic functions. These processes include digestion, respiration, circulation, and elimination. Therefore, the statement that metabolism is the sum of all body processes that accomplish the basic life-sustaining tasks is true.

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  • 7. 

    Human energy is measured in ________.

    Correct Answer
    kilocalories
    Explanation
    Human energy is measured in kilocalories. Kilocalories, also known as Calories, are a unit of energy commonly used to measure the amount of energy obtained from food and expended during physical activity. This unit is used because it provides a more practical representation of the energy content in food and the energy requirements of the human body. Kilocalories are essential for maintaining bodily functions, fueling physical activity, and supporting overall health and well-being.

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  • 8. 

    Which essential nutrients supply us with our energy? Select all that apply.

    • A.

      Water

    • B.

      Carbohydrates

    • C.

      Vitamins

    • D.

      Proteins

    • E.

      Fats

    • F.

      Alcohol

    Correct Answer(s)
    B. Carbohydrates
    D. Proteins
    E. Fats
    Explanation
    Carbohydrates, proteins, and fats are essential nutrients that supply our bodies with energy. Carbohydrates are the primary source of energy for our cells, providing fuel for various bodily functions. Proteins also contribute to energy production, but their primary role is in building and repairing tissues. Fats, although often associated with weight gain, are an important source of energy and help in the absorption of certain vitamins. Water, vitamins, and alcohol do not directly provide energy, although water is essential for various bodily functions and vitamins play a crucial role in metabolism.

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  • 9. 

    The best use of protein is for energy.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    Protein is primarily used by the body for building and repairing tissues, enzymes, hormones, and other molecules essential for proper functioning. While protein can be broken down into energy when needed, it is not the most efficient source of energy compared to carbohydrates and fats. Therefore, it is incorrect to say that the best use of protein is for energy.

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  • 10. 

    Protein is used for structure, enzyme/hormone production, and fluid balance.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Protein is a macronutrient that plays a crucial role in the body. It is used for structural purposes, such as building and repairing tissues, including muscles, bones, and skin. Proteins also act as enzymes and hormones, facilitating chemical reactions and regulating various bodily functions. Additionally, proteins help maintain fluid balance by regulating the movement of fluids in and out of cells. Therefore, the statement that protein is used for structure, enzyme/hormone production, and fluid balance is true.

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  • 11. 

    Protein provides ________ % of total daily kilocalorie intake.

    Correct Answer
    10-35
    Explanation
    Protein provides 10-35% of total daily kilocalorie intake. This range represents the recommended amount of protein that should be consumed as part of a balanced diet. Protein is essential for various functions in the body, including building and repairing tissues, producing enzymes and hormones, and supporting the immune system. Consuming an appropriate amount of protein within this range helps to meet nutritional needs and maintain overall health.

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  • 12. 

    Carbohydrates provide ________ % of total daily kilocalorie intake.

    Correct Answer
    45-65
    Explanation
    Carbohydrates provide 45-65% of total daily kilocalorie intake. This range is recommended by various health organizations, including the World Health Organization and the American Heart Association. Carbohydrates are the body's main source of energy and are essential for proper brain and muscle function. Consuming carbohydrates within this range helps maintain a balanced diet and supports overall health and well-being.

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  • 13. 

    Carbohydrates are the primary source of fuel for energy.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Carbohydrates are the primary source of fuel for energy because they are easily broken down into glucose, which is then used by the body as a quick and efficient source of energy. When carbohydrates are consumed, they are converted into glucose and stored as glycogen in the muscles and liver. During physical activity or when the body needs energy, glycogen is broken down into glucose and used for fuel. Therefore, carbohydrates play a crucial role in providing the energy needed for various bodily functions and physical activities.

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  • 14. 

    Carbohydrates maintain the body's backup store of quick energy as glycogen.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Carbohydrates are an essential macronutrient that provides the body with energy. When carbohydrates are consumed, they are broken down into glucose, which is used by the body for immediate energy needs. However, excess glucose is converted into glycogen and stored in the liver and muscles for later use. This stored glycogen serves as a backup store of quick energy that can be readily accessed when needed. Therefore, the statement that carbohydrates maintain the body's backup store of quick energy as glycogen is true.

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  • 15. 

    Fats provide ________ % of total daily kilocalorie intake.

    Correct Answer
    20-35
    Explanation
    Fats provide 20-35% of total daily kilocalorie intake. This means that fats should make up 20-35% of the total number of calories consumed in a day. Fats are an important source of energy and play a crucial role in the body, providing essential fatty acids and aiding in the absorption of fat-soluble vitamins. However, it is important to consume fats in moderation as excessive intake can lead to weight gain and health issues.

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  • 16. 

    Fats are our body's secondary form of energy.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Fats serve as a secondary source of energy for our body. While carbohydrates are the primary source, fats are stored in our body and broken down when needed to provide energy. They are a concentrated form of energy and can be utilized during periods of prolonged exercise, fasting, or when carbohydrate stores are depleted. Fats also play a crucial role in insulation, protecting organs, and aiding in the absorption of fat-soluble vitamins. Therefore, the statement that fats are our body's secondary form of energy is true.

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  • 17. 

    What are the 4 interconnected categories of nutrient recommendations? Select all that apply.

    • A.

      RDA

    • B.

      EAR

    • C.

      AI

    • D.

      CAT

    • E.

      UL

    Correct Answer(s)
    A. RDA
    B. EAR
    C. AI
    E. UL
    Explanation
    The correct answer is RDA, EAR, AI, UL. These four categories are interconnected and are used to provide nutrient recommendations. RDA stands for Recommended Dietary Allowance, which is the average daily intake level that is sufficient to meet the nutrient requirements of most healthy individuals. EAR stands for Estimated Average Requirement, which is the average daily intake level that is estimated to meet the nutrient requirements of half the healthy individuals in a particular life stage and gender group. AI stands for Adequate Intake, which is the recommended average daily intake level based on observed or experimentally determined estimates of nutrient intake. UL stands for Tolerable Upper Intake Level, which is the highest average daily intake level that is likely to pose no risk of adverse effects to almost all individuals in a particular life stage and gender group.

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  • 18. 

    Why do we need protein?

    • A.

      Supports our bones and organs

    • B.

      Insulation

    • C.

      Builds tissue and regulates hormones

    • D.

      For glycogen

    Correct Answer
    C. Builds tissue and regulates hormones
    Explanation
    Protein is necessary for building and repairing tissues in our body. It plays a crucial role in the growth, maintenance, and repair of muscles, organs, skin, and other body tissues. Additionally, proteins are involved in the production and regulation of hormones, which are responsible for controlling various bodily functions. Therefore, protein is essential for the overall development and functioning of our body.

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  • 19. 

    Why do we need fat?

    • A.

      Support of bones/organs, insulation.

    • B.

      Extra is stored as extra muscle.

    • C.

      Regulates hormones.

    Correct Answer
    A. Support of bones/organs, insulation.
    Explanation
    Fat is essential for our body as it provides support to bones and organs, acting as a cushion and protecting them from injury. It also serves as insulation, helping to maintain body temperature. Additionally, fat plays a crucial role in regulating hormones, which are responsible for various bodily functions. Any excess fat is stored as reserves for energy, but it is incorrect to say that it is stored as extra muscle.

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  • 20. 

    We calculate the number of kcals per serving of carbohydrates (22g) by taking...

    • A.

      22 (4)

    • B.

      22 (2)

    • C.

      22 (9)

    • D.

      22 + 4 (2)

    Correct Answer
    A. 22 (4)
    Explanation
    The correct answer is 22 (4). To calculate the number of kcals per serving of carbohydrates, we multiply the amount of carbohydrates (22g) by the number of kcals per gram of carbohydrates (4). This gives us the total number of kcals per serving of carbohydrates.

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  • 21. 

    We calculate the number of kcals per serving of fat (8g) by taking...

    • A.

      8 (4)

    • B.

      8 (9)

    • C.

      8 + 9

    • D.

      8 + 4

    Correct Answer
    B. 8 (9)
    Explanation
    The correct answer is 8 (9). This means that we calculate the number of kcals per serving of fat (8g) by multiplying 8g by 9. This is because there are 9 kcals per gram of fat. So, by multiplying 8g by 9, we get the total number of kcals per serving of fat.

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  • 22. 

    We calculate the number of kcals of protein (25g) per serving by taking...

    • A.

      (25)(4)(2)

    • B.

      25 + 4

    • C.

      25 + 2

    • D.

      25 (4)

    Correct Answer
    D. 25 (4)
    Explanation
    The correct answer is 25 (4). To calculate the number of kcals of protein per serving, we multiply the amount of protein (25g) by the number of calories per gram of protein (4). This gives us the total number of calories from protein.

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  • 23. 

    If there are two servings in a product, we calculate the total number of kcals of carbohydrates (22g)  in this product by taking...

    • A.

      22 (4) +2

    • B.

      (22)(4)(2)

    • C.

      22 + 4 + 2

    • D.

      22 + (4)(2)

    Correct Answer
    B. (22)(4)(2)
    Explanation
    The correct answer is (22)(4)(2). This is because to calculate the total number of kcals of carbohydrates in the product, we need to multiply the number of grams of carbohydrates (22g) by the number of calories per gram of carbohydrates (4), and then multiply that by the number of servings (2).

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  • 24. 

    If there are two servings in a product, we calculate the total number of kcals of fats (8g) in this product by taking...

    • A.

      (8)(9)(2)

    • B.

      8 + 9 (2)

    • C.

      8 + 9

    • D.

      8 + 2

    Correct Answer
    A. (8)(9)(2)
    Explanation
    To calculate the total number of kcals of fats in the product, we need to multiply the grams of fats (8g) by the number of servings (2). Therefore, the correct calculation is (8)(2) which equals 16 kcals. The other options provided in the question are incorrect as they either add or multiply the numbers in a different way.

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  • 25. 

    If there are two servings in a product, we calculate the total number of kcals of proteins (25g) in this product by taking...

    • A.

      25 + 4

    • B.

      25 (2)

    • C.

      25 (4)(2)

    • D.

      (25)(4)(2)

    Correct Answer
    D. (25)(4)(2)
    Explanation
    The correct answer is (25)(4)(2). This is because there are two servings in the product, and each serving contains 25g of protein. To calculate the total number of kcals of protein in the product, we multiply the grams of protein per serving (25) by the number of servings (2), and then multiply that result by the conversion factor of 4 kcals per gram of protein.

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  • 26. 

    If there are two servings in a product, at 260 calories per serving, we calculate the percentage of calories that come from fat (8g) in this product by taking...

    • A.

      260 (8) / 260 = 8 (100)

    • B.

      9 + (8)(2) / 260 = 25/260 (100)

    • C.

      (8)(9)(2) / (260)(2) = 144/520 (100)

    • D.

      8 + (9)(2) / (260)(4) = 26/1040 (100)

    Correct Answer
    C. (8)(9)(2) / (260)(2) = 144/520 (100)
  • 27. 

    If there are 260 calories per serving, and a total of 5 servings in a product, we calculate the percentage of calories that come from protein (25g) for every serving of this product by taking...

    • A.

      25 (4) = 100 / 260 = 0.3846 (100)

    • B.

      25 (4) (5) = 500 / 260 =1.923 (100)

    • C.

      25 (260) =6500 / 260 = 25 (100)

    Correct Answer
    A. 25 (4) = 100 / 260 = 0.3846 (100)
    Explanation
    The given calculation is used to determine the percentage of calories that come from protein in each serving of the product. It is calculated by dividing the number of calories from protein (25g) by the total number of calories per serving (260 calories) and then multiplying by 100 to get the percentage. The result is approximately 9.23%.

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  • 28. 

    If there are 260 calories per serving, we calculate the percentage of calories that come from carbohydrates (22g) for every serving of this product by taking...

    • A.

      22 (260) = 5720 / 100 = 57.2

    • B.

      22 (4) (2) =176 / 260 =.6769 (100)

    • C.

      22 (4) = 88 / 260 = .338 (100)

    Correct Answer
    C. 22 (4) = 88 / 260 = .338 (100)
  • 29. 

    If a patient is on a 2200 kcal diet and eats a serving of a product, what percentage of kcals comes from carbohydrates (22g)?

    • A.

      22 (4) = 88 / 2200 (100) = answer

    • B.

      22 (2200) = answer

    • C.

      22 / 2200 = answer

    • D.

      2200 (22) / 2200 = answer

    Correct Answer
    A. 22 (4) = 88 / 2200 (100) = answer
    Explanation
    The calculation in the answer is finding the percentage of kcals that comes from carbohydrates in a serving of the product. It first multiplies the amount of carbohydrates (22g) by 4 (since 1g of carbohydrates provides 4 kcals), resulting in 88 kcals. Then, it divides 88 kcals by the total kcals in the 2200 kcal diet and multiplies by 100 to find the percentage.

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  • 30. 

    If there a total of two servings in a product, and a patient is on an 1800 kcal diet and consumes the entire product, what percentage of kcals comes from fat (8g)?

    • A.

      (8)(9) = 72 / 1800 (100) = answer

    • B.

      (8)(4)(2) = 64 / 1800 (100) = answer

    • C.

      (8)(9)(2) = 144 / 1800 (100) = answer

    Correct Answer
    C. (8)(9)(2) = 144 / 1800 (100) = answer
    Explanation
    The correct answer is (8)(9)(2) = 144 / 1800 (100) = answer. This calculation is used to determine the percentage of kcals that come from fat in the entire product. The equation (8)(9)(2) calculates the total kcals from fat, which is 144. Then, dividing 144 by the total kcals in the product (1800) gives the proportion of kcals that come from fat. Multiplying this proportion by 100 gives the percentage, which is the answer.

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  • 31. 

    If a patient is on a 1200 kcal diet and eats a serving of a product, what percentage of kcals comes from protein (25g)? Round to the nearest tenth.

    • A.

      8.3 %

    • B.

      8 %

    • C.

      0.8333 %

    Correct Answer
    A. 8.3 %
    Explanation
    The percentage of kcals that come from protein can be calculated by dividing the number of kcals from protein (25g) by the total number of kcals in the diet (1200 kcal) and then multiplying by 100. In this case, (25g / 1200 kcal) * 100 = 2.08%. Rounded to the nearest tenth, the percentage is 8.3%.

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  • 32. 

    Before carbohydrates are converted to fat, they are considered ________, and are stored in the ________.

    Correct Answer
    glycogen
    liver
    Explanation
    Carbohydrates are initially converted into glycogen before being stored in the liver. Glycogen is a complex carbohydrate that serves as a short-term energy storage molecule in animals. It is synthesized and stored in the liver and muscles. When the body needs energy, glycogen is broken down into glucose, which can be used as fuel. Therefore, the correct answer is glycogen (as the initial form of carbohydrates) and liver (as the storage site).

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