Practice Exam
Exam 2 Study Guide
Supplemental Instruction
Iowa State University
Nutrition Standards
1. What is the most controversial change on the food labels?
a. Removing added sugars
b. Adding sugars
c. Changing sugars to total sugars and added sugars
d. There is no change on the food labels regarding sugar
2. What percent of foods have added sugar?
a. 20%
b. 33%
c. 50%
d. 75%
3. Which of the following is not a type of added sugar?
a. Cane sugar
b. Agave nectar
c. High fructose corn syrup
d. Naturally occurring fruit
4. Which of the following is NOT a reason the Dietary Guidelines pushed
against lowering the Daily Value for sodium from 2300 mg to 1500 mg
per day?
a. It requires too much work
b. It seems unrealistic for the typical American
c. There is no evidence to support the lower value
d. Only 90% of the public actually meet the guideline
5. Which of the following is a pro of Front of Package labeling created by
the FDA?
a. It creates a standard for interpreting nutrition content
b. It is easier for the manufacturer
c. For the FDA to get more money
d. It would be more likely accepted by the consumer
6. True or False: The Facts Up Front labeling is created by the FDA and is
involuntary.
7. True or False: The inclusion of Nutrients to Encourage can pose the
potential for reaching the Tolerable Upper Limit.
8. Which of the following is a con of Front of Package labeling created by
the FDA?
a.
b.
c.
d.
9.
It will cost too much to implement
The food industry countered with Facts Up Front
It is voluntary
It would have discouraged healthy foods
Which component is NOT on the Facts Up Front labeling?
a. Calories
Fiber
Sugar
Sodium
10. How many Nutrients to Encourage are allowed on the Facts up Front
labeling?
a. 1
b. 2
c. 3
d. 4
Digestion and Absorption
1. The term used to describe chewed up food is ________.
a. Chyme
b. Peristalsis
c. Bolus
d. Food
2. True or False: The majority of digestion and absorption occur in the
same location
3. Which of the following is NOT an essential nutrient?
a. Saturated Fat
b. Protein
c. Carbohydrate
d. Water
4. Which of the following is NOT a function of water?
a. Cushioning
b. Removing Waste
c. Regulating Body Temperature
d. Structure
5. Which essential nutrient empties the fastest from the stomach?
a. Fat
b. Carbohydrate
c. Protein
d. Water
6. True or False: Digestion begins the moment food touches your mouth.
7. How many different foods does the average person consume on a regular
basis? (4 day period)
a. 15
b. 30
c. 45
d. 60
8. The coordinated movement of food from the mouth to the stomach is
called ____________.
a. A bolus
b. Peristalsis
c. Digestion
d. Absorption
9. It takes about ______ seconds for food to go through the esophagus.
b.
c.
d.
2
6
10
30
The valve that controls the volume of food allowed into the stomach is
called what?
a. Sphincter
b. Esophagus
c. Pyloric Sphincter
d. Larynx
True or False: When contracted the valve that controls the stomach is
open.
Protein digestion begins in the _________.
a. Mouth
b. Esophagus
c. Stomach
d. Small Intestine
The secretion of gastrin signals ______ and _______ secretion.
a. Bile, Bolus
b. Bile, Hydrochloric Acid
c. Hydrochloric Acid, Enzyme
d. Enzyme, Bile
True or False: Skipping breakfast helps someone lose weight.
a.
b.
c.
d.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
What are the functions of hydrochloric acid in the stomach? (Circle all
that apply)
a. Aide in Denaturation of Protein
b. Begin Digesting Carbohydrate
c. Activate Pepsin
d. Kill Pathogenic Microorganisms
The mix of partially digested food and stomach secretions is called
________.
a. Bolus
b. Bile
c. Chyme
d. Feces
What essential nutrient empties from the stomach the slowest?
a. Lipid
b. Protein
c. Carbohydrate
d. Water
True or False: A diet with high soluble fiber would increase stomach
emptying.
Which of the following is not an accessory organ for digestion?
a. Liver
b. Small Intestine
Pancreas
Gall Bladder
What is the role of the pancreas? (Circle Two)
a. Bile Secretion
b. Enzyme Secretion
c. Gastrin Secretion
d. Sodium Bicarbonate Secretion
What organ is sodium bicarbonate released from?
a. Pancreas
b. Liver
c. Gall Bladder
d. Small Intestine
What is the role of sodium bicarbonate?
a. Digest Macronutrients
b. Denature Proteins
c. Neutralize Stomach Acid
d. Activate Stomach Acid
True or False: Transit time and digestion time are the same.
How long does it take food to go through the digestive system?
a. 8 Hours
b. 12 Hours
c. 30 Hours
d. 4 Days
True or False: ALL of the macronutrients are absorbed in the small
intestine.
Which of the following increases the surface area for absorption in the
small intestine?
a. Folds
b. Villi
c. Microvilli
d. All of the Above
True or False: All nutrients enter the blood and go straight to the liver.
When is food considered inside the body?
a. When you Consume it
b. When it Goes Through the Esophagus
c. In the Small Intestine
d. When it is Absorbed
How long does it take for nutrients to be absorbed once inside the small
intestine?
a. 30 Seconds
b. 30 Minutes
c. 3 Hours
d. 30 Hours
Which of the following does NOT make up remnants that enter the large
intestine?
a. Fiber
c.
d.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
Micronutrients
Macronutrients
Water
31. Which of the following are required for a product to be considered a
probiotic?
a. Live or Active Cultures
b. Clinically Proven
c. Sufficient Amount for Benefit
d. All of the Above
b.
c.
d.
Which of the following conditions do probiotics help?
a. Antibiotic Related Diarrhea
b. Lactose Intolerance
c. Rotavirus
d. All of the Above
Carbohydrate
1. Which of the following is NOT a monosaccharide?
a. Glucose
b. Sucrose
c. Fructose
d. Galactose
2. Which of the following monosaccharide is found in fruit?
a. Glucose
b. Sucrose
c. Fructose
d. Galactose
3. The average American consumes _____ teaspoons per day and the
Dietary Guidelines recommends _____ teaspoons per day.
a. 12 tsp.; 7-13 tsp.
b. 19 tsp.; 4.5-9.5 tsp.
c. 24 tsp.; 4.5-9.5 tsp.
d. 5 tsp.; 10-15 tsp.
4. The leading source of added sugar in the United States is ________.
a. Sandwiches, Tacos, Burgers
b. Cakes
c. Candy
d. Soft Drinks
5. Trends in the United States associated with soft drinks are ________.
a. Increasing
b. Decreasing
c. No change
d. Not significant
6. Which of the following is NOT a nutrient of concern?
a. Sodium
b. Potassium
32.
c. Fiber
d. Vitamin D
7. __ of the __ nutrients of concern are present in milk, which is why the
decreasing consumption is alarming.
a. 3; 4
b. 4;4
c. 3;3
d. 2;4
8. Which of the following is a health concern associated with consumption
of sugar-sweetened beverages?
a. Low Blood Sugar
b. Non-Alcoholic Fatty Liver Disease
c. Gastro-esophageal Reflux Disease
d. There are none
9. If a soft drink contains 24 grams of sugar it contains _____ tsp. of sugar.
a. 4 tsp.
b. 6 tsp.
c. 8 tsp.
d. 10 tsp.
10. Kelly decides to cut 500 kcals per week, how long will it take to lose 2
pounds?
a. 1 week
b. 7 weeks
c. 14 weeks
d. 20 weeks
11. It takes ___ miles to burn off 300 kcals.
a. 1 mile
b. 3 miles
c. 5 miles
d. 6 miles
12. What did the study involving jellybeans and soft drinks prove?
a. Both groups were mindful of the calories they were taking in
b. Only those eating jelly beans were conscious of calorie levels
c. Liquid calories have a high satiety than solid calories
d. Eating jelly beans is an effective weight loss tool
13. Heart disease is associated with which of the following risk factors?
a. High LDL
b. High Blood Sugar
c. High HDL
d. Low triglycerides
14. Which of the following disaccharide is present in milk and is made up of
glucose and this other monosaccharide?
a. Sucrose; Glucose
b. Lactose; Glucose
c. Lactose; Galactose
d. Maltose: Fructose
15. True or False: Fatty liver disease is the most common liver disease in
the United States.