NUTR 331 Midterm Review 2025
Questions and Answers
nutrition - ....ANSWER ...-the study of function and interaction of nutrients, and
the processes by which the body uses them
what makes a nutrient essential - ....ANSWER ...-required for growth, required for
regulation of body processes, required for repair of body tissue
greatest component of a chemical analysis of food - ....ANSWER ...-water
an organic compound can be defined as: - ....ANSWER ...-a substance or molecule
containing carbon
a nutrient deficiency can be detected in its earliest stages by - ....ANSWER ...-lab
tests of urine and blood samples
what is the best method for obtaining diet info for a large nutrition survey? -
....ANSWER ...-food frequency
the 6 major classes of nutrients - ....ANSWER ...-carbohydrates, lipids (fats),
protein, vitamins, minerals, and water
T/F a food composition table can be used to determine the amount of iron actually
absorbed by the body from a serving of liver consumed - ....ANSWER ...-False
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
,what nutrient source yields more energy than 4 kcalries per gram - ....ANSWER ...-
fats (plant fats specifically)
what is an example of a micronutrient - ....ANSWER ...-iron
what is the ADMR for fat - ....ANSWER ...-20-35%
what is the ADMR for carbs? - ....ANSWER ...-45-65%
what is the ADMR for protein? - ....ANSWER ...-10-35%
what is an example of an anthropometric measurement? - ....ANSWER ...-body
weight or height
what type of deficiency is caused by inadequate absorption of a nutrient? -
....ANSWER ...-secondary
a case-control study is carried out to determine the relationship between diet and colon
cancer. the results indicate that subjects with high cholesterol intake have 30% higher
risk of cancer. Does this result mean that dietary cholesterol causes colon cancer? -
....ANSWER ...-no not necessarily. it may be a case of guilt by association (the real
cause may not be cholesterol but some other food component associated with
cholesterol); also may be some error in diet assessment
an epidemiological study reveals that populations whose members consume diets low in
cereals have high incidence of prostate cancer. does this result mean that cereals prevent
prostate cancer? - ....ANSWER ...-no not necessarily. may be guilt by association
(the real cause of is inversely associated with cereals); also may be sources in assessment
or prostate cancer reports
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
, discuss advantages and disadvantages of anecdotal studies as means of investigating the
dietary causes of disease - ....ANSWER ...-anecdotal studies may allow recognition
of relationships between diets and disease but only if they involve a large number of
reports or similar symptoms; in many cases these studies are too individual and can lead
to other areas of research but not form concrete details
why do intervention studies use control groups? why are they given placebos? -
....ANSWER ...-control groups ensure that treatment is actually causing observed
changes; placebo is given to counter the placebo effect (the tendency of patients
reporting to feel better after any sort of treatment)
what is the meaning of a double-blind experiment? - ....ANSWER ...-neither
subjects nor researchers know which subjects are in the control or experimental group
what is the benefit of using a large sample size in an experiment? - ....ANSWER ...-
the effect of chance variation is minimized
before publication in a reputable journal, what must the findings of a study undergo? -
....ANSWER ...-a peer review
the RDAs for protein, vitamins, and minerals are based on: - ....ANSWER ...-the
needs of most healthy people
the RDA for energy is based on: - ....ANSWER ...-the average requirement
the EARs can be appropriately used in: - ....ANSWER ...-the planning of a school
lunch program
milk and milk products contribute significant amounts of: - ....ANSWER ...-
calcium
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 3
Questions and Answers
nutrition - ....ANSWER ...-the study of function and interaction of nutrients, and
the processes by which the body uses them
what makes a nutrient essential - ....ANSWER ...-required for growth, required for
regulation of body processes, required for repair of body tissue
greatest component of a chemical analysis of food - ....ANSWER ...-water
an organic compound can be defined as: - ....ANSWER ...-a substance or molecule
containing carbon
a nutrient deficiency can be detected in its earliest stages by - ....ANSWER ...-lab
tests of urine and blood samples
what is the best method for obtaining diet info for a large nutrition survey? -
....ANSWER ...-food frequency
the 6 major classes of nutrients - ....ANSWER ...-carbohydrates, lipids (fats),
protein, vitamins, minerals, and water
T/F a food composition table can be used to determine the amount of iron actually
absorbed by the body from a serving of liver consumed - ....ANSWER ...-False
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
,what nutrient source yields more energy than 4 kcalries per gram - ....ANSWER ...-
fats (plant fats specifically)
what is an example of a micronutrient - ....ANSWER ...-iron
what is the ADMR for fat - ....ANSWER ...-20-35%
what is the ADMR for carbs? - ....ANSWER ...-45-65%
what is the ADMR for protein? - ....ANSWER ...-10-35%
what is an example of an anthropometric measurement? - ....ANSWER ...-body
weight or height
what type of deficiency is caused by inadequate absorption of a nutrient? -
....ANSWER ...-secondary
a case-control study is carried out to determine the relationship between diet and colon
cancer. the results indicate that subjects with high cholesterol intake have 30% higher
risk of cancer. Does this result mean that dietary cholesterol causes colon cancer? -
....ANSWER ...-no not necessarily. it may be a case of guilt by association (the real
cause may not be cholesterol but some other food component associated with
cholesterol); also may be some error in diet assessment
an epidemiological study reveals that populations whose members consume diets low in
cereals have high incidence of prostate cancer. does this result mean that cereals prevent
prostate cancer? - ....ANSWER ...-no not necessarily. may be guilt by association
(the real cause of is inversely associated with cereals); also may be sources in assessment
or prostate cancer reports
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
, discuss advantages and disadvantages of anecdotal studies as means of investigating the
dietary causes of disease - ....ANSWER ...-anecdotal studies may allow recognition
of relationships between diets and disease but only if they involve a large number of
reports or similar symptoms; in many cases these studies are too individual and can lead
to other areas of research but not form concrete details
why do intervention studies use control groups? why are they given placebos? -
....ANSWER ...-control groups ensure that treatment is actually causing observed
changes; placebo is given to counter the placebo effect (the tendency of patients
reporting to feel better after any sort of treatment)
what is the meaning of a double-blind experiment? - ....ANSWER ...-neither
subjects nor researchers know which subjects are in the control or experimental group
what is the benefit of using a large sample size in an experiment? - ....ANSWER ...-
the effect of chance variation is minimized
before publication in a reputable journal, what must the findings of a study undergo? -
....ANSWER ...-a peer review
the RDAs for protein, vitamins, and minerals are based on: - ....ANSWER ...-the
needs of most healthy people
the RDA for energy is based on: - ....ANSWER ...-the average requirement
the EARs can be appropriately used in: - ....ANSWER ...-the planning of a school
lunch program
milk and milk products contribute significant amounts of: - ....ANSWER ...-
calcium
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 3
