Biology Forums - Study Force

Which of the following minerals acts as an antioxidant in conjunction with vitamin E?
 a. Calcium
  b. Zinc
  c. Magnesium
  d. Selenium

Q. 2

What are the advantages and limitations of the MyPyramid food guide?

Q. 3

All of the following are true regarding zinc EXCEPT:
 a. plant foods are a good source.
  b. supplements may decrease the duration and severity of the common cold.
  c. deficiency results in growth failure.
  d. it is a component of insulin and many enzymes.

Q. 4

Brittany is a part-time student who works at a part-time job 25 hours per week. Between working, going to class, and studying she does not have much time to cook meals at home. Brittany is looking for some good dietary advice on how to eat healthy but does not have the money or time to visit with a registered dietitian. Answer the following question(s) to help Brittany get on track to living healthy. Which snack would provide Brittany with the greatest amount of nutrient variety?
 A) 1 cup of low-fat plain yogurt
  B) 1/2 cup of blueberries and raspberries
  C) 1 slice of whole-wheat bread and 1 tablespoon of natural peanut butter
  D) 1/2 cup of carrot sticks and 1 tablespoon of ranch dressing

Q. 5

All of the following are true regarding iron EXCEPT:
 a. milk products are a good food source.
  b. cooking foods in iron pans increases the iron content of foods.
  c. overdose can result in atherosclerosis in adults.
  d. it transports oxygen as a component of hemoglobin in red blood cells.

Q. 6

Brittany is a part-time student who works at a part-time job 25 hours per week. Between working, going to class, and studying she does not have much time to cook meals at home. Brittany is looking for some good dietary advice on how to eat healthy but does not have the money or time to visit with a registered dietitian. Answer the following question(s) to help Brittany get on track to living healthy. Brittany and her friend Mark are going out for dinner. Brittany wants to eat healthy but Mark is indifferent about making healthy food choices. Which of the following behaviors would not be helpful for Brittany in maintaining her commitment to eating healthy?
 A) Deciding what she will eat before entering the restaurant
  B) Ordering whatever she has an appetite for
  C) Ordering a half-portion of an entree
  D) Deciding to eat a meal that is based on vegetables and lean meats

Q. 7

All of the following are true regarding magnesium EXCEPT:
 a. overdose results in hemochromatosis.
  b. plant foods are a good source.
  c. it is needed for nerve activity.
  d. deficiency results in stunted growth in children.

Q. 8

Brittany is a part-time student who works at a part-time job 25 hours per week. Between working, going to class, and studying she does not have much time to cook meals at home. Brittany is looking for some good dietary advice on how to eat healthy but does not have the money or time to visit with a registered dietitian. Answer the following question(s) to help Brittany get on track to living healthy. In addition to eating a well-balanced diet, what other Dietary Guideline recommendation should Brittany follow to improve her overall dietary health?
 A) Reduce psychological stress
  B) Avoid foodborne illness by cleaning hands and surfaces and cooking food properly
  C) Follow a regular sleep schedule
  D) Develop a spiritual belief system

Q. 9

All of the following are true regarding calcium EXCEPT:
 a. it is a component of bones and teeth.
  b. the average intake of calcium among U.S. women is approximately 75 of the DRI.
  c. deficiency results in osteoporosis in adults.
  d. it is needed for muscle and nerve activity.

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