1. Jonathan’s eyes itch and hurt late at night when he is studying, so he looks
ID: 186862 • Letter: 1
Question
1.
Jonathan’s eyes itch and hurt late at night when he is studying, so he looks on WebMD and self-diagnoses with xerophthalmia, which is “abnormal dryness of the conjunctiva and cornea of the eye,with inflammation and ridge formation, typically associated with vitamin A deficiency.” Should Jonathan be worried about a vitamin A deficiency?
Select one:
a. No, vitamin A is a non-essential nutrient, which means that he makes enough of it on his own.
b. Yes, vitamin A is an essential nutrient, and if his diet is limited, he is at risk for xerophthalmia.
c. No, vitamin A deficiency is very rare in the United States.
d. A and C
e. All of the above are CORRECT.
2. You are a pediatrician. A patient shares that she is concerned because her son does not like to eat his fruits and vegetables and is therefore worried that he isn’t getting enough vitamins. Which of the following would be the BEST response?
Select one:
a. “Micronutrients are present in the body in only small amounts. What we are more concerned about is macronutrients, which are essential for your son’s growth.”
b. “I understand your concern. Children are at risk of deficiency if they do not meet the DRI for each micronutrient each day.”
c. “There is no need to worry about your son. Unlike the macronutrients, the micronutrients are easier to get in the diet because their requirements are so much smaller.”
d. “I understand your concern. Micronutrients are found in foods in small amounts, which means that your son could benefit from learning to like a variety of fruits and vegetables to better meet his requirements.”
3.
Leslie loves Thin Mints. She could eat the whole box in one sitting, but she decides to consume only one serving, which is 4 cookies. One serving (4 cookies) contains 8 g of fat, 22 g of carbohydrate, and 1 g of protein. How many calories did Leslie consume?
Select one:
a. 41 calories
b. 124 calories
c. 148 calories
d. 164 calories
4.
Which of the following is/are CORRECT about the DRIs?
Select one:
a. The DRIs are set two standard deviations above the UL because if they were set at the EAT, then a large portion of the population would not be meeting their nutrient needs.
b. The EAR covers 97.5% of the population.
c. Protein falls in two categories of the DRIs.
d. A and C are CORRECT
e. All of the above are CORRECT
5.
After completing her food diary project, Helen discovers that she is consuming less than optimal levels of vitamin E. Which of the following statements is/are CORRECT about Helen’s level of intake?
Select one:
a. Her intake is less than 50% of the DRI, so she needs to increase her intake to avoid developing a chronic disease.
b. Her intake is marginal, which means that over the next couple of weeks, she could be at risk for a chronic disease.
c. Her intake is marginal, which means that over the course of several years, she could be at an increased risk for chronic disease.
d. Her intake is classified as overconsumption, which means she is at risk of developing a chronic disease.
6.
After completing her food diary project, Akiko discovers that her daily averages are:
Vitamin C: 28% of the DRI
Vitamin B-12: 250% of the DRI
Protein: 18% of total calories
Carbohydrate: 52% of total calories
Which of the following statements concerning her intake is/are CORRECT?
Select one:
a. Both her protein and her carbohydrate intake are within the DRI ranges.
b. She is consuming toxic levels of Vitamin B-12.
c. Her Vitamin C intake would be classified as marginal.
d. A and C are CORRECT
e. ALL of the above are CORRECT
Explanation / Answer
1. option B is correct.
Vitamin A is fat soluble vitamin which is provided by dietary supplements like egg fish oils and various vegetables. Human body is not able to synthesise vitamin A by own self so it is necessary to supply from outside.
2. option B is correct
macronutrients and nutrients which are required by body in large quantity.
micronutrients and nutrient which are required by body in minute quantity.
but both the nutrient elements essential for the growth and metabolic activities of body.
3. 1gm protein = 4 cal
1gm carbohydrate = 4 cal
q gm fat = 9 cal
option d is correct
72+88+4= 164 cal
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