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Nutrition Test 3
study guide
40
Science
Undergraduate 1
03/05/2009

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Term
Associated with times of famine, _________ is a type of protein-energy malnutrition characterized by extreme thinness.
Definition
marasmus
Term
Which of the following is a nutrient of concern for vegans? A. beta carotene B: vitamin E C. vitamin C D. vitamin B12
Definition
vitamin B12
Term
Which of the following proteins are fundamental to the immune system? A. buffers B. transport proteins C. enzymes D. antibodies
Definition
antibodies
Term
Of the twenty amino acids relevant to the human body, how many are considered nonessential?
A: five B: nine C: eleven D: twenty
Definition
eleven
Term
which of the following is the only complete vegetable protein: A: soy B: corn C: peanuts D: wheat
Definition
soy
Term
a complete protein: A. is composed of only di- and tripeptides B. has not been denatured C. contains all twenty amino acids D. contains all essential amino acids
Definition
contains all essential amino acids
Term
Which of the following is used to measure protein quality? A. the amount of essential amino acids present B. the digestibility of the protein C. the pH of the protein D. both A and B
Definition
Both A and B (the amount of esssential amino acids present and the digestibility of the protein
Term
The digestion of proteins begins in the : A. small intestine B. large intestine C. stomach D. liver
Definition
stomach
Term
which of the following health problems has been associated with adequate calories but low protein intakes? A. kwashiorkor B. elevated blood cholesterol C. sickle cell anemia D. marasmus
Definition
kwashiorkor
Term
What is edema> A. an immune deficiency resulting from malnutrition B. a fluid imbalance that results in swelling of tissues C. a pH imbalance of the blood D. a genetic disorder that causes protein abnormalities
Definition
a fluid imbalance that results in swelling of tissues
Term
Diseases that cause the malabsorption of fat can result in a deficiency of : A. linoleic acid B. linolenic acid. C. vitamin C D. both a and b
Definition
linoleic and linolenic acid
Term
where do humans obtain vitamin D? A. sunlight B. diet C. intestinal bacteria D. both A and B
Definition
sunlight and diet
Term
Vitamin D toxicity is associated with A. sunburns B. supplements C. seafood D. suntan lotions
Definition
supplements
Term
Insufficient vitamin D during adulthood is associated with A. osteomalacia B. osteoporosis C. rickets D. hypocalcemia
Definition
osteomalacia
Term
Which water-soluble vitamin can regenerate vitamin E after it has been oxidized?A. vitamin C B. vitamin B6 C. folate D. vitamin D
Definition
Vitamin C
Term
The effects of vitamin B deficiencies include A. xerothalmia B. mental confusion C. dermititis D. A and B E. B and C
Definition
mental confusion and dermititis
Term
Vitamin K's primary role in the body is A. blood clotting B nerve transmission C. metabolism D. muscle contraction
Definition
blood clotting
Term
In addition to dietary sources, vitamin K is produced in the A. brain B. large intestine C. stomach D. small intestine
Definition
large intestine
Term
Which of the following is NOT a function of vitamin E?
Definition
improving the absorption of vitamin C if dietary intake is low
Term
which of the following nutrients requires the most frequent consumption to prevent deficiency symptoms?
Definition
thiamine
Term
the doctor has recently told julie that her iron stores are low. Julie should consume __________ with her iron supplement to increase absorption
Definition
A. a glass of orange juice
Term
Which of the following is the BEST source of thiamin?
Definition
whole grains
Term
Pellagra is the deficiency disease associated with
Definition
niacin
Term
which of the following conditions have vitamin B6 supplements been used to treat?
Definition
premenstrual syndrome
Term
Which of the following explains why folate is critical to the health of a newly conceived embryo?
Definition
Folate is needed for proper cell divison
Term
Vitamin b12 is essential for the proper functioning of:
Definition
nerve cells
Term
Research studies have consistently demonstrated an association between a reduced risk of cancer and:
Definition
increased consumption of fruits and vegetables
Term
Using a sunscreen with an SPF of 8 or greater can inhibit the synthesis of vitamin D
Definition
true
Term
The B-complex vitamins are good energy sources for the body
Definition
false
Term
What element makes protein different from carbohydrate nad fat
Definition
nitrogen
Term
all of the following are parts of an amino acid molecule EXCEPT
Definition
a fatty acid group
Term
What part of an individual amino acid distinguishes it from other amino acids?
Definition
side chain
Term
Which of the following foods is a source of complete proteins>
Definition
chicken
Term
Milk curdles when lemon juice is added to it. The change that occurs in the protein is called:
Definition
denaturation
Term
In the human body, proteins are found: A. in the blood B. in bone tissue C. in muscle tissue D. all of the above
Definition
ALL OF THEM!
blood, bone tissue, and muscle tissue
Term
Which of the following is NOT a major function of protein in the human body>
Definition
providing energy to the body
Term
All of the following are examples of protein hormones EXCEPT
Definition
testosterone
Term
The process of combining two incomplete proteins to make a complete protein is called:
Definition
mutual supplementation
Term
Brenda is a reasonably healthy 19-year-old college student who is sedentary. She is 5'8'' tall and weighs 145 pounds. How many grams of protein would you recommend she consume each day?
Definition
53 grams
Term
In order to increase muscle mass a person must
Definition
consume adequate protein and carbohydrate and begin a proper training program
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