Integrated Web Site to Accompany Discovering Nutrition, Second Edition

Title: Integrated Web Site to Accompany Discovering Nutrition, Second Edition

Practice Quizzes

Nutrition Science Animations

Interactive Summaries

Crossword Puzzles

Interactive Glossary

Health and Nutrition Directory

Nutrition Journals

Share Healthy Recipes

Nutrition Links

Eating Great in College

Chemistry Review

For Instructors

Feedback & Suggestions

Please read each question and select your answer from the choices provided. You must complete all of the questions in order to view your results. At the end of each exam, you have the option to e-mail your results to your instructor.

1: Our main sources of magnesium are
	A: plant foods.
	B: animal foods.
	C: organ meat
	D: milk or orange juice

2: What is the main source of natural fluoride?
	A: mushrooms
	B: potatoes
	C: organ meat
	D: water

3: This element is believed to help strengthen collagen and elastin.
	A: nickel
	B: silicon
	C: boron
	D: arsenic

4: When minerals or salts dissolve in water, they form
	A: only cations
	B: ions
	C: Ca
	D: only anions

5: The following three are risk factors for osteoporosis.
	A: advanced age, overweight, cigarette smoking
	B: excessive use of alcohol or caffeine, binge-eating disorder, lack of weight bearing exercise
	C: being female, having a small frame, diabetes
	D: early menopause, insufficient dietary calcium, advanced age

6: Which mineral is stored in bones?
	A: potassium
	B: magnesium
	C: chloride
	D: sulfur

7: How does caffeine affect fluid balance?
	A: it prevents angiotensin I from being converted to angiotensin II
	B: it temporarily damages osmoreceptors
	C: it stimulates ADH
	D: it inhibits ADH

8: Which mineral has vitally important roles in nerve impulse transmission, blood clotting, and cell metabolism?
	A: calcium
	B: sulfur
	C: phosphorous
	D: potassium

9: _____ participates in nearly every step of the blood-clotting cascade.
	A: sulfur
	B: potassium
	C: magnesium
	D: calcium

10: A healthy diet has an average of 200 to 400 milligrams of potassium per day.
	A: TRUE
	B: FALSE

11: Low estrogen during menopause can lead to low calcium absorption rates.
	A: TRUE
	B: FALSE

12: The type of cells that build bone are the ________.
	A: osteoclasts
	B: osteoblasts
	C: phytates
	D: osmoreceptors

13: Insensible water loss refers to the water lost
	A: after consuming large amounts of alcohol.
	B: during the continuous evaporation of water from the lungs and skin.
	C: in urine.
	D: during exercise.

14: What condition is caused by iodine deficiency during pregnancy and is characterized by stunted growth, deafness, and mental retardation?
	A: cretinism
	B: Keshan disease
	C: multiple sclerosis
	D: Crohn's disease

15: The age-related decline in chromium may be partly responsible for type II diabetes.
	A: TRUE
	B: FALSE

16: What is myoglobin? Which trace mineral is part of it?
	A: the rate-limiting enzyme in gluconeogenesis; zinc
	B: a heme protein; iron
	C: a type of white blood cell; selenium
	D: the storage form of thyroid hormones; iodine

17: Which of the following is not a function of iron?
	A: oxygen transport
	B: immune function
	C: brain function
	D: gene regulation

18: Examples of goitrogenic foods are ________ and ________.
	A: turnips and corn
	B: rutabagas and okra
	C: raw cabbage and turnips
	D: cassava and lettuce

19: Chronic consumption of excess selenium can lead to
	A: brittle hair and nails.
	B: muscle weakness.
	C: TPN.
	D: diarrhea.

20: Excess copper intake is excreted in the urine rather than the feces.
	A: TRUE
	B: FALSE

21: What transports copper from the intestinal cells to the liver?
	A: ceruloplasmin
	B: secretin
	C: acrolein
	D: albumin

Optional: Enter your name and your instructor's E-mail address to have your results E-mailed to him or her.
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