DHN 101 Exam 1
Which of the following statements is a health claim that the FDA allows on a food package?
"While many factors affect heart disease, diets low in saturated fat may reduce the risk of this disease."
Which of the following topics is one of the four overarching guidelines of the 2020-2025 Dietary Guidelines for Americans?
Follow a healthy dietary pattern at every life stage
Which of the following sources of information features peer-reviewed articles?
Journal of the Academy of Nutrition and Dietetics
Which of the following foods is NOT a rich natural source of phytochemicals?
NOT green tea
Which of the following is typically NOT an environmental factor in what people eat?
Negative food-related experiences
Which of the following statements is true?
The adult AMDR for carbohydrates is 45 to 65% of total energy intake.
Which of the following statements is true?
The pyloric sphincter controls the rate at which chyme enters the small intestine.
Which of the following observations is an example of a positive correlation?
When a group of 6-year-old children increase their physical activity level to 60 minutes a day, the children's muscle mass increases.
Which of the following observations is an example of a positive correlation?
When a population's vitamin D intake decreases, the percentage of people in the population that have healthy immune systems decreases.
After moving through the ileocecal sphincter, unabsorbed water and undigested remains of chyme enter the jejunum.
false
According to the 2020-2025 Dietary Guidelines for Americans, a healthy eating pattern includes foods ________.
from all five food groups and oils but limits saturated fats, added sugars and sodium
Which of the following cells of the large intestine secrete mucus?
goblet cells
Parietal cells secrete ions that form ________ in the stomach.
hydrochloric acid
The _______ is the middle segment of the small intestine.
jejunum
The ________ sphincter closes after a bolus has been swallowed and enters the stomach. This sphincter is essential to prevent the contents of the stomach reentering the esophagus.
lower esophageal
A group of registered dietitian nutritionists is planning to conduct a scientific study to investigate the effects of eating honey on behavior in school-aged children. To start, the researchers will
make observations
A diet that supplies adequate amounts of nutrients prevents _______.
nutrient-deficiency disorders
The ________ sphincter is located between the stomach and small intestine.
pyloric
Which of the following lifestyle choices is the primary cause of preventable cancer deaths in the United States?
smoking cigarettes
Which of the following conditions or diseases is a leading diet-related cause of death in the United States?
stroke
Deaths from COVID-19 made the virus one of the top three leading causes of death in the United States in 2020. Group starts
true
Use of certain medications may increase an individual's nutrient needs.
true
_______ is the most essential nutrient, because the body can survive for only a few days without it.
water
Which of the following observations led Dr. Joseph Goldberger to hypothesize that pellagra was not an infectious disease, but a nutritional deficiency?
-Pellagra tended to occur among people whose diets were low in meat, milk, and fresh vegetables. -Prison guards did not develop pellagra, even after they were exposed to inmates with the disease.
Identify the top four leading causes of death in the United States (2017) and place them in order, beginning with number 1.
1. heart disease 2. cancer 3. accidents 4. chronic lower respiratory infections
The Dietary Guidelines are updated by the U.S. Department of Health and Human Services and U.S. Department of Agriculture about every ________ years.
5
Which of the following observations is an example of a positive correlation?
When women gain less weight than average during pregnancy, the birthweights of their babies tend to be lower than average.
The condition in which a person cannot detect any odors is called
anosmia
Which of the following websites is most likely a source of biased and unreliable nutrition information?
dietsnomore4u.com
Scientists conduct a study in which 100 adults with chronic diarrhea are divided into 2 groups with 50 people per group. One group is given a supply of yogurt that contains a certain kind of bacteria, and the other group is given yogurt that is bacteria-free. The study's participants and researchers do not know which group of subjects has the bacteria in the yogurt and which group does not. The scientists instruct the participants to eat the entire 8 ounces of yogurt once a day for a month and record their bowel habits. This is an example of a(n) ________ study.
double-blind
Which of the following is NOT a biological or physiological factor that influences a person's food choices?
emotional stress level
Kristan uses %DVs to help plan nutritious menus with various packaged foods. She should try to obtain at least 100% of the Daily Value for which of the following nutrients?
fiber
A person must be ________ to make lasting changes to their food-related behaviors.
motivated
An essential nutrient _______.
must be supplied by the diet
A group of nutrition researchers interviews 100 adults who have heart disease to determine whether there is an association between consuming diets low in fiber during adolescence and developing heart disease in adulthood. This study is an example of a ________ study.
retrospective
Although the body requires large amounts of _______, this nutrient does not provide energy and therefore is not considered a macronutrient.
water
One small bagel plus 2 tablespoons of peanut butter contains: 44 grams of carbohydrate 14 grams of protein 18 grams of fat Therefore, one small bagel plus 2 tablesooons of peanut butter supplies _______ kcals.
394
Which of the following statements is true?
In the United States, poor eating habits contribute to some of the ten leading causes of death.
According to the 2020-2025 Dietary Guidelines for Americans, saturated fat intake should be limited to less than ________% of total daily calories.
10
According to the 2020-2025 Dietary Guidelines for Americans, most healthy adults should limit their daily sodium intake to less than ________ mg/day.
2300
Which of the following statements is true?
In general, registered dietitian nutritionists are reliable sources of nutrition information.
Which of the following statements is FALSE?
In order for a dietary supplement to be on the market, all research studies on the supplement must show a beneficial effect on health.
The professional football star Andro "The Man" McGraw claims the dietary supplement AminoProFix helped him build muscle mass quickly and safely. His endorsement of the product is an example of ________.
a testimonial
Which of the following is NOT a requirement to become a registered dietitian nutritionist (RDN)?
Obtain a culinary certificate of training
yolanda is eating a peanut butter and jelly sandwich for lunch. She has taken a bite of the sandwich and begun chewing the sticky sandwich. Once the bite of sandwich has been chewed, moistened, and mixed with saliva, it is called
bolus
