Nutrition Flashcards

Chp. 3

1
Q

What is nutrition?

A

the science that studies the relationship of food to optimal health.

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2
Q

What is good nutrition necessary for in the body?

A

needed for healthy body functioning, including normal tissue growth, repair and maintenance.

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3
Q

Where should nutrition be obtained from?

A

variety of sources

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4
Q

What is the typical U.S. diet too high in?

A

calories, sugar, saturated fat, and sodium

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5
Q

What does the typical US diet lack?

A

whole grains, fruits and veggies.

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6
Q

How many people in the US eat “No fruit?”

A

nearly half of the U.S.

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7
Q

How many people in the US eat “no veggies?”

A

a quarter of the US

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8
Q

What was the average daily eating occasion thirty years ago?

A

3.8 daily occasions

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9
Q

What is the average daily eating occasion today?

A

4.9 daily occasions

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10
Q

What factors in diet increase the risk of cardiovascular disease CVD?

A

diet high in fat, trans fat and cholesterol

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11
Q

What is high salt intake linked to?

A

high BP

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12
Q

What is linked to the development/ progress of chronic diseases?

A

poor diet and nutrition

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13
Q

What three chronic diseases are caused by faulty nutrition?

A

obesity, diabetes and osteoporosis

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14
Q

What do Americans tend to do when eating?

A

tend to clean our plates and not follow hunger cues.

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15
Q

How many calories a day do men and women consume today compared to twenty years ago?

A

335 calories for women

470 calories for men

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16
Q

What is proper nutrition essential for?

A

overall health and wellness

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17
Q

What do substrates (nutrients) provide in a diet?

A

they produce energy necessary for work, physical activity and relaxation.

18
Q

What can having too much or too little of a nutrient cause?

A

serious health problems

19
Q

What are fuel nutrients composed of?

A

carbohydrates, fats and proteins

20
Q

What are nutrients measured in?

A

calories

21
Q

What are regulatory nutrients composed of?

A

vitamins, minerals and water.

22
Q

What are the only substances the body uses to supply energy?

A

fuel nutrients

23
Q

What is a calorie?

A

unit of energy essential for human health

24
Q

Energy is required differently per day depending on what three factors?

A

age, size and activity levels

25
Q

What are empty calories?

A

food high in energy, but low in nutritional value.

26
Q

What are solid fats?

A

fats solid at room temperature, mainly come from animals.

27
Q

What does new research indicate?

A

consumption of processed carbs decreases insulin level and increases use of stored fat.

28
Q

What does a decrease in consumption of process-carbs promote?

A

weight-loss and balance

29
Q

What impacts healthy eating habits?

A

type of calorie consumed not the amount of calories

30
Q

what might increase the risk of chronic diseases?

A

consumption of 1-2 sweetened beverages per day.

31
Q

what are carbs?

A

sugars, starches and fibers found in fruits, grains veggies and milk products

32
Q

What is one gram of carbs equal to in calories?

A

4 calories

33
Q

where do carbs provide fuel too?

A

Central nervous system and energy for working muscles.

34
Q

What do carbs do in regards to proteins?

A

prevent protein from being used as an energy source, and enable fat metabolism.

35
Q

What is the difference between a simple and a complex carb?

A

the chemical structure and how quickly the sugar is absorbed and digested

36
Q

What three chemical components make up monosaccharides?

A

glucose, fructose and galactose

37
Q

What is glucose?

A

source of energy stored in muscles and liver in the form of glycogen

38
Q

What is fructose?

A

fruit sugar that occurs naturally in fruit and honey.

39
Q

What is galactose?

A

provided from more sugar in mammary

40
Q

What are some examples of single sugars?

A

fructose and galactose

41
Q

What do simple carbs such as candy soda and syrup not have?

A

vitamins fiber and minerals.