Nutrition Basics Quiz
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Nutrition Basics Quiz

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@DignifiedRadon

Questions and Answers

What do people often say to children to encourage them to eat their vegetables?

Eat your vegetables if you expect to get dessert or Finish that fish. People in Africa are starving!

What is the significance of learning about foods and nutrition?

It is important to learn about foods and nutrition because it enables individuals to make informed choices about their diet, which can impact their overall health and well-being.

What are the factors that influence food choices?

Food advertising, peers, income, moods, personal beliefs, and cultural background

Who were the 'gatekeepers' of your food when you were an infant and a young child?

<p>Parents or other adult caregivers.</p> Signup and view all the answers

Why is food more than just something to eat?

<p>Food has social, economic, ceremonial, or religious significance</p> Signup and view all the answers

What are the primary ways COVID-19 can spread?

<p>When people who are infected with the coronavirus talk loudly, cough or sneeze without covering their nose and mouth.</p> Signup and view all the answers

What was declared by the World Health Organization in January 2020 regarding COVID-19?

<p>A Public Health Emergency of International Concern.</p> Signup and view all the answers

Why do people need to learn about nutrition?

<p>To learn about the nutritional value of foods and the effects of diet on health</p> Signup and view all the answers

What motivates people to change their eating habits?

<p>Desire to lose or gain weight, concern about health, or motivation to improve diet</p> Signup and view all the answers

What is the relationship between COVID-19 and nutritional health?

<p>Specific information about COVID-19 and its relationship with nutritional health will be discussed throughout this textbook.</p> Signup and view all the answers

What are some common ingredients in traditional Mexican cuisine?

<p>Corn, beans, chili peppers, rice, fruits, and vegetables, as well as herbs and spices</p> Signup and view all the answers

What are the six classes of nutrients?

<p>The six classes of nutrients are carbohydrates, proteins, fats, vitamins, minerals, and water.</p> Signup and view all the answers

What are some nutritional benefits of the traditional Mexican diet?

<p>High in fiber, vitamins C and A, potassium, magnesium, and beneficial phytochemicals</p> Signup and view all the answers

What is a phytochemical?

<p>A phytochemical is a non-essential nutrient found in plant-based foods.</p> Signup and view all the answers

What is an essential nutrient?

<p>An essential nutrient is a nutrient that the human body cannot produce on its own and must be obtained through the diet.</p> Signup and view all the answers

What is the significance of nopalitos in Mexican cuisine?

<p>Nopalitos are a type of cactus that is prepared for cooking or eating raw and adds flavor to Mexican dishes</p> Signup and view all the answers

Why is it important to care about one's diet?

<p>The foods and beverages chosen contribute to health now and in the future</p> Signup and view all the answers

What is a key factor in making healthy food choices?

<p>Motivation to make changes to eating habits</p> Signup and view all the answers

What are the leading causes of death in the United States, and how do poor eating habits contribute to these causes?

<p>The leading causes of death in the United States include heart disease, some types of cancer, stroke, and type 2 diabetes. Poor eating habits contribute to these causes by increasing the risk of developing chronic diseases.</p> Signup and view all the answers

What is the importance of consuming a healthy diet in relation to infectious diseases?

<p>A healthy diet supports proper immune responses to agents that cause infectious diseases, such as COVID-19.</p> Signup and view all the answers

What is a major objective of this textbook, and how does it aim to achieve this objective?

<p>A major objective of this textbook is to provide basic information needed to understand how diet influences health. It aims to achieve this by providing information about foods and nutrients, enabling readers to make informed decisions about their diet.</p> Signup and view all the answers

What is nutrition, and what field of study is it related to?

<p>Nutrition is the scientific study of nutrients and how the body uses them. It is related to chemistry, the study of the composition and characteristics of matter, and changes that can occur to it.</p> Signup and view all the answers

What are the six classes of nutrients, and what do they consist of?

<p>The six classes of nutrients are carbohydrates, fats and other lipids, proteins, vitamins, minerals, and water. These nutrients are chemicals that make up the human body.</p> Signup and view all the answers

Why is it important to understand the composition of healthy diets?

<p>Understanding the composition of healthy diets is important because it allows individuals to make informed decisions about their diet and reduce the risk of chronic diseases.</p> Signup and view all the answers

What is the significance of managing one's diet, and what role does personal responsibility play?

<p>Managing one's diet is important because it can influence overall health. Personal responsibility plays a crucial role, as individuals must make informed decisions about their diet to maintain optimal health.</p> Signup and view all the answers

What is the relationship between diet and chronic health problems?

<p>Diet plays a significant role in the development of chronic health problems, such as heart disease, type 2 diabetes, and certain types of cancer.</p> Signup and view all the answers

What is the role of chemistry in understanding nutrition?

<p>Chemistry is essential in understanding nutrition because it helps explain the composition and characteristics of nutrients and how they are used by the body.</p> Signup and view all the answers

What is the significance of the 'Concept Checkpoints' and multiple-choice questions in the textbook?

<p>The 'Concept Checkpoints' and multiple-choice questions help readers evaluate their understanding of the material and reinforce learning.</p> Signup and view all the answers

What is the primary function of carbohydrates in the body according to Table 1.1?

<p>Source of energy</p> Signup and view all the answers

What is the term for the total of all chemical processes that occur in living cells?

<p>Metabolism</p> Signup and view all the answers

What is the primary function of proteins in the body according to Table 1.1?

<p>Production of structural components, such as cell membranes, and functional components, such as enzymes</p> Signup and view all the answers

What percentage of nutrients is vitamins in the human body?

<p>So small, it is not shown</p> Signup and view all the answers

What is the term for a nutrient that must be supplied by food because the body does not synthesize it or make enough to meet its needs?

<p>Essential nutrient</p> Signup and view all the answers

What is the most essential nutrient?

<p>Water</p> Signup and view all the answers

What group of people is at a higher risk of developing severe COVID-19?

<p>Malnourished individuals, older adults, and persons who have preexisting conditions</p> Signup and view all the answers

What is the study of how the body functions?

<p>Human physiology</p> Signup and view all the answers

What chapter provides information about the functions of carbohydrates in the body?

<p>Chapter 5</p> Signup and view all the answers

What is the term for the process of making nutrients in the body?

<p>Synthesize</p> Signup and view all the answers

What are some phytochemicals that are toxic or can interfere with the absorption of nutrients?

<p>Nicotine in tobacco leaves, ricin in castor beans, and oxalic acid in rhubarb leaves</p> Signup and view all the answers

What are carotenoids, and what are their possible health benefits?

<p>Carotenoids are phytochemicals with antioxidant activity, and may reduce the risk of macular degeneration.</p> Signup and view all the answers

What is the biological effect of isothiocyanates and indoles, and in which foods can they be found?

<p>They have antioxidant effects and may improve immune system functioning, and can be found in garlic, onions, and cruciferous vegetables.</p> Signup and view all the answers

What is one way to identify an essential nutrient?

<p>If the nutrient is missing from the diet, a deficiency disease occurs as a result.</p> Signup and view all the answers

What are some signs of scurvy, the vitamin C deficiency disease?

<p>Tiny red spots that are actually signs of bleeding under the skin (tiny bruises), bleeding gums, slow wound healing.</p> Signup and view all the answers

What are some rich food sources of quercetin, a phenolic phytochemical?

<p>Apples, tea, red wine, onions, olives, raspberries, and cocoa</p> Signup and view all the answers

What is one of the physiological roles of vitamin C in the body?

<p>Maintaining a substance in the body that literally holds cells together.</p> Signup and view all the answers

What is the main effect of capsaicinoids, and in which foods can they be found?

<p>They may provide some pain relief, and can be found in chili peppers.</p> Signup and view all the answers

What are phytochemicals?

<p>Nonnutrients made by plants that may have healthful benefits.</p> Signup and view all the answers

What is the purpose of the Dietary Supplement Health and Education Act of 1994 (DSHEA)?

<p>To allow manufacturers to classify nutrient supplements and certain herbal products as foods.</p> Signup and view all the answers

What are fructooligosaccharides, and what is their possible health benefit?

<p>Fructooligosaccharides are phytochemicals that may stimulate the growth of beneficial bacteria in the human intestinal tract.</p> Signup and view all the answers

What is an example of a phytochemical?

<p>Caffeine.</p> Signup and view all the answers

What is the role of antioxidants in the body?

<p>Protecting cells and their components from being damaged or destroyed by exposure to certain harmful environmental and internal factors.</p> Signup and view all the answers

What is the significance of scientific research on phytochemicals?

<p>To explore the effects of phytochemicals on the body and identify possible health benefits.</p> Signup and view all the answers

What is the significance of optimal nutritional status in relation to infectious diseases?

<p>It is likely to help the body recover quickly from an infectious disease.</p> Signup and view all the answers

What are some examples of dietary supplements that may have beneficial effects on health?

<p>Vitamins and certain herbs</p> Signup and view all the answers

Where can information about specific dietary supplements, including those that contain phytochemicals, be found?

<p>In chapters where it is appropriate</p> Signup and view all the answers

What happens when the missing essential nutrient is added back to the diet?

<p>The abnormal physiological changes are corrected, and signs and symptoms of the deficiency disorder resolve.</p> Signup and view all the answers

What is the difference between signs and symptoms of a disease?

<p>Signs are visible or measurable changes, while symptoms are subjective complaints of ill health that are difficult to observe and measure.</p> Signup and view all the answers

What is the purpose of Table 1.2 in the chapter?

<p>It lists essential nutrients for humans.</p> Signup and view all the answers

Study Notes

Importance of Nutrition

  • Nutrition is the scientific study of nutrients, chemicals necessary for proper body functioning, and how the body uses them.
  • Understanding nutrition requires learning about chemistry and human physiology.
  • Nutrition is essential for maintaining health and preventing diseases, such as heart disease, some types of cancer, stroke, and type 2 diabetes.
  • A healthy diet can help prevent chronic health problems, especially when started at a young age.

Factors Influencing Food Choices

  • Numerous factors influence food choices, including:
    • Family's ethnic and cultural background
    • Friends and food advertising
    • Income
    • Moods
    • Personal beliefs
  • Food choices can have social, economic, ceremonial, or religious significance.

Nutrients and Their Roles

  • There are six classes of nutrients: carbohydrates, fats and other lipids, proteins, vitamins, minerals, and water.
  • Each nutrient has a specific role in the body, such as:
    • Carbohydrates: source of energy
    • Lipids: source of energy, cellular development, and regulation of body processes
    • Proteins: production of structural components, cellular development, and regulation of body processes
    • Vitamins: regulation of body processes, maintenance of immune function, and protection against disease
    • Minerals: regulation of body processes, formation of chemical messengers, and physical growth and development
    • Water: maintenance of fluid balance, regulation of body temperature, elimination of waste, and transportation of substances

Essential Nutrients

  • Essential nutrients must be supplied by food because the body does not synthesize them or make enough to meet its needs.
  • About 50 nutrients are dietary essentials, including vitamins, minerals, and amino acids.
  • Water is the most essential nutrient.

Phytochemicals

  • Phytochemicals are nonnutrients found in plants that may have healthful benefits.
  • Examples of phytochemicals include antioxidants, such as caffein, and potentially toxic compounds like nicotine.
  • Rich food sources of phytochemicals include fruits, vegetables, and whole grains.

COVID-19 and Nutrition

  • Malnourished individuals, older adults, and persons with preexisting conditions are at higher risk of developing severe COVID-19.

  • A healthy diet may help prevent infectious diseases, such as COVID-19, and support recovery from illness.### Phytochemicals and Their Food Sources

  • Carotenoids: antioxidant activity, may reduce risk of macular degeneration; found in orange, red, yellow fruits and vegetables, egg yolks, and liver (alpha-carotene, beta-carotene, lutein, lycopene, zeaxanthin)

  • Phenolics: antioxidant activity, may inhibit cancer growth, may reduce risk of heart disease; found in apples, tea, red wine, onions, olives, raspberries, and cocoa (quercetin)

  • Catechins: found in tea, chocolate, plums, apples, berries, and pecans

  • Anthocyanins: found in red, blue, or purple fruits and vegetables

  • Resveratrol: found in red wine, purple grapes and grape juice, and dark chocolate

  • Isoflavonoids: found in soybeans and other legumes

  • Lignans: found in flaxseed, berries, whole grains, bran, and nuts

  • Ellagic acid: found in raspberries, strawberries, cranberries, walnuts, and pomegranates

  • Organosulfides: antioxidant effects, may improve immune system functioning and reduce the risk of heart disease; found in garlic, onions, and cruciferous vegetables (broccoli, cauliflower, cabbage, kale, bok choy, collard and mustard greens)

  • Alkaloids: stimulant effects; found in coffee, tea, kola nuts, and cocoa (caffeine), and chili peppers (capsaicin)

  • Fructooligosaccharides: may stimulate the growth of beneficial bacteria in the human intestinal tract; found in onions, bananas, asparagus, and wheat

Dietary Supplements

  • Definition: a product (excluding tobacco) that contains a vitamin, a mineral, an herb or other plant product, an amino acid, or a dietary substance that supplements the diet by increasing total intake
  • Examples: vitamin pills, herbal extracts
  • Regulation: Dietary Supplement Health and Education Act of 1994 (DSHEA) allows manufacturers to classify nutrient supplements and certain herbal products as foods
  • Effects: some dietary supplements have beneficial effects on health, but many are not helpful and may even be harmful

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Test your knowledge on the importance of nutrition, factors influencing food choices, leading causes of death, and the six classes of nutrients.

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