Complete solutions verified and
approved.
ISU NTD 2239 Unit 1 ch 1-3 WITH 106
Complete solutions verified and
approved.
The study of nutrition does NOT typically involve which one of the following activities? - ANSWER
determining if food additives used in commercial food packaging enter foods
Which of the following is TRUE of both essential and nonessential nutrients? - ANSWER They are
required for maintaining body functions.
Dietary excesses play a major role in promoting which type of diseases? - ANSWER chronic diseases
Which of the following is NOT true about nutrition and disease risk? - ANSWER Consuming inadequate
amounts of fruits and vegetables and other plant foods will not affect disease risk.
5. Which of the following nutrients do NOT supply energy? - ANSWER b. vitamins
Organic compounds that are required in small quantities belong to which class of nutrients? - ANSWER
d. vitamins
Which of the following chemicals provide health benefits and give plant foods their color, aroma, and
flavor? - ANSWER c. phytochemicals
What Dietary Reference Intake (DRI) value is used in setting the Recommended Dietary Allowances
(RDAs)? - ANSWER d. Estimated Average Requirement (EAR)
Specific RDAs do NOT exist for which of the following population groups? - ANSWER d. athletes
, ISU NTD 2239 Unit 1 ch 1-3 WITH 106
Complete solutions verified and
approved.
Which Dietary Reference Intake (DRI) standard is least effective when planning for adequate intake of
nutrients in your diet? - ANSWER a. Upper Limit (UL)
Which of the following statements regarding RDAs is true? - ANSWER a. As a person's intake of a
nutrient decreases relative to the RDA, his or her risk of a deficiency increases.
Marnie is pregnant and taking vitamin A supplements to boost her immune system and prevent night
blindness. However, she is concerned that she may be increasing the risk of serious birth defects in her
unborn child. Which DRI would inform Marnie about the maximum amount of vitamin A she could
consume without risk of side effects? - ANSWER d. Upper Limit (UL)
What DRI value is expressed as a percent of total daily calories? - ANSWER a. Acceptable Macronutrient
Distribution Range (AMDR)
The Acceptable Macronutrient Distribution Range (AMDR) recommends that 45% to 65% of total caloric
intake come from carbohydrates. If Shawn consumes a 3000-kilocalorie diet, how many kilocalories
should he obtain from carbohydrates? - ANSWER a. 1350-1950 kilocalories
What is the first step in the scientific process? - ANSWER Make observations
A peer-reviewed paper is one that: - ANSWER is critiqued by independent experts in the discipline to
determine that the study followed the scientific method
Which of the following types of studies is NOT an experiment? - ANSWER epidemiological study
Which of the following statements is NOT true about a randomized controlled trial? - ANSWER the main
purpose of this research design is to observe variables in a population