Question 1

Why do nutrition professionals sometimes change their recommendations for what people should do to optimize nutrition and health?

Accepted Answer

Relationships initially thought to be simple often turn out to be more complex.Often, scientific researchers first focus on simple relationships and then later explore the many interactions that exist among factors.As more is leaned about interactions, dietary recommendations may need to be modified.

Question 2

Which of the following statements is an example of a "simple relationship"?

Accepted Answer

A) Avoiding exercise can reduce one's life expectancy. 
B) Eating organic foods may improve nutritional status. 
C) Consuming inadequate vitamin C results in a deficiency. 
D) Consuming inadequate calcium may result in osteoporosis. 
A) Avoiding exercise can reduce one's life expectancy. 
B) Eating organic foods may improve nutritional status. 
C) Consuming inadequate vitamin C results in a deficiency. 
D) Consuming inadequate calcium may result in osteoporosis. C

Question 3

Researchers estimate that _____% of adults in the US aged 20 and over are either overweight or obese

Accepted Answer

A) 30 
B) 40 
C) 60 
D) 70 
A) 30 
B) 40 
C) 60 
D) 70 D

Question 4

The type of study that includes scientists making observations and recording information without actually asking the subjects to change their behaviors or undergo any sort of treatment is called a(n) _____ study

Accepted Answer

A) controlled 
B) experimental 
C) prescribed 
D) epidemiologic 
A) controlled 
B) experimental 
C) prescribed 
D) epidemiologic

Question 5

The Framingham Study investigated the relationship between lifestyle factors and which other variable?

Accepted Answer

A) Heart health 
B) Cancer 
C) Obesity 
D) Longevity 
A) Heart health 
B) Cancer 
C) Obesity 
D) Longevity

Question 6

Suppose a human intervention study provides evidence that when adults consume 5 servings of fruits and vegetables their blood lipid levels are positively impacted The most appropriate conclusion the researchers could make would be that this relationship between diet and blood lipids:

Accepted Answer

A) will be true for other adults as well. 
B) applies only to the adults tested. 
C) will be true for other adults and children living in the same area. 
D) causes blood lipid levels to decrease in proportion to the number of servings of fruits and vegetables consumed. 
A) will be true for other adults as well. 
B) applies only to the adults tested. 
C) will be true for other adults and children living in the same area. 
D) causes blood lipid levels to decrease in proportion to the number of servings of fruits and vegetables consumed.

Question 7

The major nutrition issues in the US are now _____ and _____

Accepted Answer

A) vitamin deficiencies, food shortages 
B) over consumption, poor food choices 
C) fraudulent nutrition claims, food spoilage 
D) trans fats, contamination of the food supply 
A) vitamin deficiencies, food shortages 
B) over consumption, poor food choices 
C) fraudulent nutrition claims, food spoilage 
D) trans fats, contamination of the food supply

Question 8

If Joe requires 2800 kcalories per day, about how many of those kcalories should come from fat or lipids?

Accepted Answer

A) 280-550 
B) 560-980 
C) 1000-1150 
D) 1260-1820 
A) 280-550 
B) 560-980 
C) 1000-1150 
D) 1260-1820

Question 9

Random assignment of participants to treatment or control groups is important because it distributes _____ equally among study groups

Accepted Answer

A) confounding variables 
B) men and women 
C) subjects with different ethnic backgrounds 
D) consequence factors 
A) confounding variables 
B) men and women 
C) subjects with different ethnic backgrounds 
D) consequence factors

Question 10

A sandwich you ate contained 20 grams of CHO, 32 grams of protein, and 10 grams of fat What percentage of the kcalories in the sandwich came from protein?

Accepted Answer

A) 27% 
B) 30% 
C) 43% 
D) 57% 
A) 27% 
B) 30% 
C) 43% 
D) 57%

Question 11

Like vitamins, _____cannot be used for energy, although many are involved in energy-producing reactions

Accepted Answer

A) minerals 
B) carbohydrates 
C) lipids 
D) proteins 
A) minerals 
B) carbohydrates 
C) lipids 
D) proteins

Question 12

Refer to the Toaster Coasters label to answer questions
-Which of the following is an accurate conclusion from the information on this food label?

Accepted Answer

A) Roughly 42% of the Calories in a Toaster Coaster come from fat. 
B) Roughly 9% of the carbohydrate Calories in a Toaster Coaster come from sugar. 
C) Everything contained in a Toaster Coaster is considered a nutrient. 
D) Someone who should consume 2500 kcalories each day would get 9% of their carbohydrate Calories from consuming 1 Toaster Coaster. 
A) Roughly 42% of the Calories in a Toaster Coaster come from fat. 
B) Roughly 9% of the carbohydrate Calories in a Toaster Coaster come from sugar. 
C) Everything contained in a Toaster Coaster is considered a nutrient. 
D) Someone who should consume 2500 kcalories each day would get 9% of their carbohydrate Calories from consuming 1 Toaster Coaster.

Question 13

NHANES simultaneously monitors nutrition and _____ in the US

Accepted Answer

A) health of the population 
B) weight gain among adults over 21 
C) the incidence of diabetes in children over the age of 2 
D) the incidence of vitamin and mineral deficiencies in low-income groups 
A) health of the population 
B) weight gain among adults over 21 
C) the incidence of diabetes in children over the age of 2 
D) the incidence of vitamin and mineral deficiencies in low-income groups

Question 14

Which US government agency certifies foods as grown and processed "organically"?

Accepted Answer

A) Department of Agriculture 
B) Food and Drug Administration 
C) Department of Health and Human Services 
D) Federal Trade Commission 
A) Department of Agriculture 
B) Food and Drug Administration 
C) Department of Health and Human Services 
D) Federal Trade Commission

Question 15

The body's cells transfer the chemical energy from the carbohydrates, proteins, and lipids in food into _____

Accepted Answer

A) kcalories 
B) phytochemicals 
C) adenosine triphosphate 
D) nucleic acids 
A) kcalories 
B) phytochemicals 
C) adenosine triphosphate 
D) nucleic acids

Question 16

Nutrients considered essential must ____

Accepted Answer

A) be synthesized by the body daily 
B) be stored in the body 
C) come from the food we eat 
D) be consumed from organic foods 
A) be synthesized by the body daily 
B) be stored in the body 
C) come from the food we eat 
D) be consumed from organic foods

Question 17

When a food is labeled as being "Certified Organic" it has been grown and processed according to national organic standards

Accepted Answer

A) True 
 B)False

Question 18

The term "nutrition" refers to the science of how living organisms obtain and use _____ to support all the processes required for their existence

Accepted Answer

A) sunlight 
B) proteins 
C) food 
D) chlorophyll 
A) sunlight 
B) proteins 
C) food 
D) chlorophyll

Question 19

A chronic disease is an infectious illness that results in death

Accepted Answer

A) True 
 B)False

Question 20

All nutrients primarily play a structural role in the body

Accepted Answer

A) True 
 B)False

Why do nutrition professionals sometimes change their recommendations for what people should do to optimize nutrition and health?

Which of the following statements is an example of a "simple relationship"?

Researchers estimate that _____% of adults in the US aged 20 and over are either overweight or obese

The type of study that includes scientists making observations and recording information without actually asking the subjects to change their behaviors or undergo any sort of treatment is called a(n) _____ study

The Framingham Study investigated the relationship between lifestyle factors and which other variable?

Suppose a human intervention study provides evidence that when adults consume 5 servings of fruits and vegetables their blood lipid levels are positively impacted The most appropriate conclusion the researchers could make would be that this relationship between diet and blood lipids:

The major nutrition issues in the US are now _ and _

If Joe requires 2800 kcalories per day, about how many of those kcalories should come from fat or lipids?

Random assignment of participants to treatment or control groups is important because it distributes _____ equally among study groups

A sandwich you ate contained 20 grams of CHO, 32 grams of protein, and 10 grams of fat What percentage of the kcalories in the sandwich came from protein?

Like vitamins, _____cannot be used for energy, although many are involved in energy-producing reactions

Refer to the Toaster Coasters label to answer questions -Which of the following is an accurate conclusion from the information on this food label?

NHANES simultaneously monitors nutrition and _____ in the US

Which US government agency certifies foods as grown and processed "organically"?

The body's cells transfer the chemical energy from the carbohydrates, proteins, and lipids in food into _____

Nutrients considered essential must ____

When a food is labeled as being "Certified Organic" it has been grown and processed according to national organic standards

The term "nutrition" refers to the science of how living organisms obtain and use _____ to support all the processes required for their existence

A chronic disease is an infectious illness that results in death

All nutrients primarily play a structural role in the body

Nutritional Assessment and Dietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Metabolism

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

The Trace Minerals

Life Cycle Nutrition

Filters

Exam 1: The Science of Nutrition

Why do nutrition professionals sometimes change their recommendations for what people should do to optimize nutrition and health?

Which of the following statements is an example of a "simple relationship"?

Researchers estimate that _____% of adults in the US aged 20 and over are either overweight or obese

The type of study that includes scientists making observations and recording information without actually asking the subjects to change their behaviors or undergo any sort of treatment is called a(n) _____ study

The Framingham Study investigated the relationship between lifestyle factors and which other variable?

Suppose a human intervention study provides evidence that when adults consume 5 servings of fruits and vegetables their blood lipid levels are positively impacted The most appropriate conclusion the researchers could make would be that this relationship between diet and blood lipids:

The major nutrition issues in the US are now _____ and _____

If Joe requires 2800 kcalories per day, about how many of those kcalories should come from fat or lipids?

Random assignment of participants to treatment or control groups is important because it distributes _____ equally among study groups

A sandwich you ate contained 20 grams of CHO, 32 grams of protein, and 10 grams of fat What percentage of the kcalories in the sandwich came from protein?

Like vitamins, _____cannot be used for energy, although many are involved in energy-producing reactions

Refer to the Toaster Coasters label to answer questions -Which of the following is an accurate conclusion from the information on this food label?

NHANES simultaneously monitors nutrition and _____ in the US

Which US government agency certifies foods as grown and processed "organically"?

The body's cells transfer the chemical energy from the carbohydrates, proteins, and lipids in food into _____

Nutrients considered essential must ____

When a food is labeled as being "Certified Organic" it has been grown and processed according to national organic standards

The term "nutrition" refers to the science of how living organisms obtain and use _____ to support all the processes required for their existence

A chronic disease is an infectious illness that results in death

All nutrients primarily play a structural role in the body

Nutritional Assessment and Dietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Metabolism

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

The Trace Minerals

Life Cycle Nutrition

Filters

The major nutrition issues in the US are now _ and _