DHN 101 EXAM 3 2025/2026 QUESTIONS AND
ANSWERS GRADED A+
In general, what are foods we eat too much of in the US? - Red meats, candy, sugary beverages,
refined grain products
In general, what are foods we eat too little of in the US? - fruits, veggies, fish, whole grains, low fat
dairy
What does refine mean? - Stripped of fibres because of processing
What are at least five factors that influence a person's food choices? - price, availability, convenience,
easy, more for money
What are the leading causes of death in the US? - Heart disease
Which leading causes of death are related to diet? -
What are the Healthy People 2020 objectives? - -Reduce the proportion of adults who are obese.
-Increase the contribution of fruits to the diets of the -population aged 2 years and older.
-Increase the contribution of whole grains to the diets of the population aged 2 years and older.
-Reduce consumption of calories from solid fats and added sugars.
List the six classes of nutrients. - carbohydrates
protein
fat
water
minerals
vitamins
Which nutrients provide energy? - carbohydrates
protein
,fat
Compare the body composition of males and females. What percentage of a typical adult's body
weight is water? - Average percentage of an adult's body weight is 50-70% water
What elements are found in each of the six classes of nutrients? -
Which nutrients are organic? - Carbohydrates
fat
protein
vitamins
(contain carbon)
What is the definition of an essential nutrient? - A nutrient that must be supplied by food because
the body doesn't synthesize the nutrient or make enough to meet need
Which fatty acids are essential? - Linoleic and linolenic acids
What is the definition of a conditionally essential nutrient? - nutrients that are normally not essential
but become essential under certain conditions
What are examples of times when nutrients may become conditionally essential? - Scurvy
What is a macronutrient? - nutrients needed in gram amounts daily and provide energy (carbs,
proteins, fats)
What is a micronutrient? - vitamins and minerals
How many kcals are provided per gram of fat? - 9 kcal/gram
How many kcals are provided per gram of protein? - 4 kcal/gram
, How many kcals are provided per gram of carbohydrate? - 4 kcal/gram
How many kcals are provided per gram of alcohol? - 7 kcal/gram
What are the six key nutrition concepts discussed in class? -
Males or females: who stores more water? - Males
Males or females: who has more lean body mass and protein? - Males
What percentage of a typical adult's body weight is carbohydrate storage? - Less than 1% of the total
body weight
How many of grains of a diet should be whole grains? - 50%
How much of the fruit group can come from juice? - No more than 1/3
What are some examples of healthy fats? - Olive oil, canola oil, nuts, seeds, avocados
Know food equivalents pointed out in class - ???
What 4 things are required of nutrition education and labeling act of 1990? - The name of product (a
common name, easy to understand), the name and address of the manufacture and producer,
nutrition information, the net content of the product in terms of weight (ex: how many granola bars
per box)
What are 3 differences between the Mediterranean pyramid and MyPlate? - The mediterranean
pyramid directly shows the need for exercise, fish is a bigger part of the diet, red wine is part of the
diet, shows red meat consumed in moderation (closer to the top of the pyramid), tells the readers to
be conscious of eating slower
What must be labeled on new label? (focus on new label)
ANSWERS GRADED A+
In general, what are foods we eat too much of in the US? - Red meats, candy, sugary beverages,
refined grain products
In general, what are foods we eat too little of in the US? - fruits, veggies, fish, whole grains, low fat
dairy
What does refine mean? - Stripped of fibres because of processing
What are at least five factors that influence a person's food choices? - price, availability, convenience,
easy, more for money
What are the leading causes of death in the US? - Heart disease
Which leading causes of death are related to diet? -
What are the Healthy People 2020 objectives? - -Reduce the proportion of adults who are obese.
-Increase the contribution of fruits to the diets of the -population aged 2 years and older.
-Increase the contribution of whole grains to the diets of the population aged 2 years and older.
-Reduce consumption of calories from solid fats and added sugars.
List the six classes of nutrients. - carbohydrates
protein
fat
water
minerals
vitamins
Which nutrients provide energy? - carbohydrates
protein
,fat
Compare the body composition of males and females. What percentage of a typical adult's body
weight is water? - Average percentage of an adult's body weight is 50-70% water
What elements are found in each of the six classes of nutrients? -
Which nutrients are organic? - Carbohydrates
fat
protein
vitamins
(contain carbon)
What is the definition of an essential nutrient? - A nutrient that must be supplied by food because
the body doesn't synthesize the nutrient or make enough to meet need
Which fatty acids are essential? - Linoleic and linolenic acids
What is the definition of a conditionally essential nutrient? - nutrients that are normally not essential
but become essential under certain conditions
What are examples of times when nutrients may become conditionally essential? - Scurvy
What is a macronutrient? - nutrients needed in gram amounts daily and provide energy (carbs,
proteins, fats)
What is a micronutrient? - vitamins and minerals
How many kcals are provided per gram of fat? - 9 kcal/gram
How many kcals are provided per gram of protein? - 4 kcal/gram
, How many kcals are provided per gram of carbohydrate? - 4 kcal/gram
How many kcals are provided per gram of alcohol? - 7 kcal/gram
What are the six key nutrition concepts discussed in class? -
Males or females: who stores more water? - Males
Males or females: who has more lean body mass and protein? - Males
What percentage of a typical adult's body weight is carbohydrate storage? - Less than 1% of the total
body weight
How many of grains of a diet should be whole grains? - 50%
How much of the fruit group can come from juice? - No more than 1/3
What are some examples of healthy fats? - Olive oil, canola oil, nuts, seeds, avocados
Know food equivalents pointed out in class - ???
What 4 things are required of nutrition education and labeling act of 1990? - The name of product (a
common name, easy to understand), the name and address of the manufacture and producer,
nutrition information, the net content of the product in terms of weight (ex: how many granola bars
per box)
What are 3 differences between the Mediterranean pyramid and MyPlate? - The mediterranean
pyramid directly shows the need for exercise, fish is a bigger part of the diet, red wine is part of the
diet, shows red meat consumed in moderation (closer to the top of the pyramid), tells the readers to
be conscious of eating slower
What must be labeled on new label? (focus on new label)
