Homework 1

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Hint: 1 kg= 2.2 pounds (a) Home fitness programs such as P90X come with a nutrition plan. Very often, the amounts of nutrients are given in metric units of grams per kilogram of body weight. Men and women who want to follow the plan must convert their body weight into kilograms to plan their meals. Can you calculate the weight in kilograms of a 184-pound man? (b) Taylor knows that she needs to consume about 1 gram of protein per kilogram of body weight because she is very athletic and exercises vigorously almost every day. But her bathroom scale has no metric units and shows her weight only in pounds. Taylor weighs 113.3 pounds. What is her weight in kilograms?

(a) 83.6 (b) 51.5

Which of the following statements is TRUE concerning both vitamins AND minerals? Both are micronutrients. Both are divided into groups of either fat or water soluble. Both are organic compounds. Both are broken down during digestion.

Both are micronutrients.

Vitamins A, D, E, and K __________. Are fat-soluble vitamins Are water-soluble vitamins must be consumed at the Recommended level on a daily basis Are macronutrients

Are fat-soluble vitamins

Which of the following statements is true? Carbohydrates and proteins each provide 4 kcals per gram, while lipids provide 9 kcals per gram. Proteins are the primary source of fuel for the human body. Lipids are the only energy nutrient that is also considered a macronutrient. Carbohydrates, lipids, and proteins all contain carbon, hydrogen, oxygen, and nitrogen.

Carbohydrates and proteins each provide 4 kcals per gram, while lipids provide 9 kcals per gram.

Which of the following pairs is matched correctly? Lipid: macronutrient that provides 9 kcal/gram Protein: macronutrient that provides 7 kcal/gram Carbohydrate: macronutrient that provides 9 kcal/gram Vitamin D: macronutrient that provides 4 kcal/gram Submit

Lipid: macronutrient that provides 9 kcal/gram

There are __________ groups of essential nutrients. Those are __________. Five; carbohydrates, lipids, proteins, vitamins, and minerals Six; carbohydrates, lipids, proteins, vitamins, minerals, and water Three; carbohydrates, lipids, and proteins Four; grains, meats, fruits and vegetables, and dairy

Six; carbohydrates, lipids, proteins, vitamins, minerals, and water


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