BIOL 1322 Final Exam
Question 1.
Which of the following b-vitamins is found in the widest varieties of food?
ANSWER
Pantothenic acid
Question 2.
As dehydration progresses and blood volume decreases, blood pressure will ______ and heart rate will _______.
ANSWER
decreases; increases
Question 3.
Which of the following about water is not true?
ANSWER
Each water molecule forms a maximum of 2 hydrogren bonds
Question 4.
Which of the following foods represents the most nutrient dense source of riboflavin?
ANSWER
Low-fat milk
Question 5.
The most dependable and abundant source of iodine in the American diet is
ANSWER
fortified salt
Question 6.
High amounts of _____, especially from supplements, can cause diarrhea.
ANSWER
Magnesium
Question 7.
A dietary deficiency of __________ is associated with retarded growth and inadequate sexual development in humans
ANSWER
Zinc
, Question 8.
Vitamin B-12 is found in which of the following foods?
ANSWER
Chicken
Question 9.
Which meal contains the highest amount of vitamin C?
ANSWER
Baked fish with lemon, broccoli, cole slaw, and strawberries
Question 10.
The role of hydroxyapatite is to
ANSWER
Prevent dental caries
Question 11.
Most sodium is consumed from
ANSWER
processed food and those purchased from restaurants
Question 12.
When we obtain calcium from a dietary supplement, the absorption of magnesium and copper from food may be reduced because
ANSWER
Magnesium and copper both have the same valence as the calcium so there is competition for the absorption sites
Question 13.
The transport of iron out of the intestinal cell for the incorporation into serum transferrin is aided by the protein
ANSWER
Ferroportin
Question 14.
The body regulates its potassium content by
ANSWER
excreting more or less potassium in the urine.
Question 15.
Phytic acid binds minerals so that they cannot be absorbed. Phytic acid is found in
ANSWER
Cereal grain fibers
Question 1.
Which of the following b-vitamins is found in the widest varieties of food?
ANSWER
Pantothenic acid
Question 2.
As dehydration progresses and blood volume decreases, blood pressure will ______ and heart rate will _______.
ANSWER
decreases; increases
Question 3.
Which of the following about water is not true?
ANSWER
Each water molecule forms a maximum of 2 hydrogren bonds
Question 4.
Which of the following foods represents the most nutrient dense source of riboflavin?
ANSWER
Low-fat milk
Question 5.
The most dependable and abundant source of iodine in the American diet is
ANSWER
fortified salt
Question 6.
High amounts of _____, especially from supplements, can cause diarrhea.
ANSWER
Magnesium
Question 7.
A dietary deficiency of __________ is associated with retarded growth and inadequate sexual development in humans
ANSWER
Zinc
, Question 8.
Vitamin B-12 is found in which of the following foods?
ANSWER
Chicken
Question 9.
Which meal contains the highest amount of vitamin C?
ANSWER
Baked fish with lemon, broccoli, cole slaw, and strawberries
Question 10.
The role of hydroxyapatite is to
ANSWER
Prevent dental caries
Question 11.
Most sodium is consumed from
ANSWER
processed food and those purchased from restaurants
Question 12.
When we obtain calcium from a dietary supplement, the absorption of magnesium and copper from food may be reduced because
ANSWER
Magnesium and copper both have the same valence as the calcium so there is competition for the absorption sites
Question 13.
The transport of iron out of the intestinal cell for the incorporation into serum transferrin is aided by the protein
ANSWER
Ferroportin
Question 14.
The body regulates its potassium content by
ANSWER
excreting more or less potassium in the urine.
Question 15.
Phytic acid binds minerals so that they cannot be absorbed. Phytic acid is found in
ANSWER
Cereal grain fibers
