NUTR 331 Midterm Review Questions With
Correct Answers
nutrition - VERIFIED ANSWER✔✔-the study of function and interaction of nutrients, and the processes
by which the body uses them
what makes a nutrient essential - VERIFIED ANSWER✔✔-required for growth, required for regulation
of body processes, required for repair of body tissue
greatest component of a chemical analysis of food - VERIFIED ANSWER✔✔-water
an organic compound can be defined as: - VERIFIED ANSWER✔✔-a substance or molecule containing
carbon
a nutrient deficiency can be detected in its earliest stages by - VERIFIED ANSWER✔✔-lab tests of urine
and blood samples
what is the best method for obtaining diet info for a large nutrition survey? - VERIFIED ANSWER✔✔-
food frequency
the 6 major classes of nutrients - VERIFIED 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 - VERIFIED ANSWER✔✔-False
what nutrient source yields more energy than 4 kcalries per gram - VERIFIED ANSWER✔✔-fats (plant
fats specifically)
what is an example of a micronutrient - VERIFIED ANSWER✔✔-iron
, what is the ADMR for fat - VERIFIED ANSWER✔✔-20-35%
what is the ADMR for carbs? - VERIFIED ANSWER✔✔-45-65%
what is the ADMR for protein? - VERIFIED ANSWER✔✔-10-35%
what is an example of an anthropometric measurement? - VERIFIED ANSWER✔✔-body weight or
height
what type of deficiency is caused by inadequate absorption of a nutrient? - VERIFIED 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? - VERIFIED 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? -
VERIFIED 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
discuss advantages and disadvantages of anecdotal studies as means of investigating the dietary
causes of disease - VERIFIED 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? - VERIFIED
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)
Correct Answers
nutrition - VERIFIED ANSWER✔✔-the study of function and interaction of nutrients, and the processes
by which the body uses them
what makes a nutrient essential - VERIFIED ANSWER✔✔-required for growth, required for regulation
of body processes, required for repair of body tissue
greatest component of a chemical analysis of food - VERIFIED ANSWER✔✔-water
an organic compound can be defined as: - VERIFIED ANSWER✔✔-a substance or molecule containing
carbon
a nutrient deficiency can be detected in its earliest stages by - VERIFIED ANSWER✔✔-lab tests of urine
and blood samples
what is the best method for obtaining diet info for a large nutrition survey? - VERIFIED ANSWER✔✔-
food frequency
the 6 major classes of nutrients - VERIFIED 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 - VERIFIED ANSWER✔✔-False
what nutrient source yields more energy than 4 kcalries per gram - VERIFIED ANSWER✔✔-fats (plant
fats specifically)
what is an example of a micronutrient - VERIFIED ANSWER✔✔-iron
, what is the ADMR for fat - VERIFIED ANSWER✔✔-20-35%
what is the ADMR for carbs? - VERIFIED ANSWER✔✔-45-65%
what is the ADMR for protein? - VERIFIED ANSWER✔✔-10-35%
what is an example of an anthropometric measurement? - VERIFIED ANSWER✔✔-body weight or
height
what type of deficiency is caused by inadequate absorption of a nutrient? - VERIFIED 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? - VERIFIED 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? -
VERIFIED 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
discuss advantages and disadvantages of anecdotal studies as means of investigating the dietary
causes of disease - VERIFIED 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? - VERIFIED
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)
