Question 1

The chief symptoms of early vitamin B6 deficiency include

Accepted Answer

A) confusion and depression. 
B) muscle cramps and stiffness. 
C) profound fatigue and anemia. 
D) hyperactivity and shortness of breath. 
A) confusion and depression. 
B) muscle cramps and stiffness. 
C) profound fatigue and anemia. 
D) hyperactivity and shortness of breath.

Question 2

Which of the following is NOT among the characteristics of vitamin C?

Accepted Answer

A) Easily degraded by heat 
B) Easily degraded by oxygen 
C) With moderate intake it acts chiefly as a prooxidant 
D) Adequate amounts are contained in breast milk but not cow's milk 
A) Easily degraded by heat 
B) Easily degraded by oxygen 
C) With moderate intake it acts chiefly as a prooxidant 
D) Adequate amounts are contained in breast milk but not cow's milk

Question 3

Why are strict vegetarians at risk of developing a vitamin B12 deficiency?

Accepted Answer

A) Vegetarian diets inhibit absorption of the vitamin 
B) Vegetarian diets provide insufficient amounts of the vitamin 
C) The fiber content of vegetarian diets causes decreased storage by the liver 
D) The fiber content of vegetarian diets causes increased excretion of the vitamin 
A) Vegetarian diets inhibit absorption of the vitamin 
B) Vegetarian diets provide insufficient amounts of the vitamin 
C) The fiber content of vegetarian diets causes decreased storage by the liver 
D) The fiber content of vegetarian diets causes increased excretion of the vitamin

Question 4

Which of the following is NOT among the general features of biotin in nutrition?

Accepted Answer

A) It functions in the breakdown of amino acids and fatty acids 
B) It functions as a carrier of carbon dioxide in energy metabolism 
C) A deficiency can be induced by ingesting large quantities of raw egg whites 
D) A deficiency can be induced by ingesting large amounts of thiamin and folic acid,which interfere with its absorption 
A) It functions in the breakdown of amino acids and fatty acids 
B) It functions as a carrier of carbon dioxide in energy metabolism 
C) A deficiency can be induced by ingesting large quantities of raw egg whites 
D) A deficiency can be induced by ingesting large amounts of thiamin and folic acid,which interfere with its absorption

Question 5

What is ariboflavonosis?

Accepted Answer

A) The vitamin B2 deficiency disease 
B) Food sources devoid of vitamin B2 
C) Ultraviolet destruction of vitamin B2 
D) Excessive heat destruction of vitamin B2 
A) The vitamin B2 deficiency disease 
B) Food sources devoid of vitamin B2 
C) Ultraviolet destruction of vitamin B2 
D) Excessive heat destruction of vitamin B2

Question 6

Which of the following provides the most thiamin per serving size?

Accepted Answer

A) Ham 
B) Squash 
C) Whole milk 
D) Whole-grain breads 
A) Ham 
B) Squash 
C) Whole milk 
D) Whole-grain breads

Question 7

Which of the following is NOT known to be a vitamin for human beings?

Accepted Answer

A) Cobalamin 
B) Ubiquinone 
C) Pyridoxine 
D) Pantothenic acid 
A) Cobalamin 
B) Ubiquinone 
C) Pyridoxine 
D) Pantothenic acid

Question 8

A vitamin supplement labeled as "high potency" contains an amount that is

Accepted Answer

A) 50% of the Daily Value. 
B) equal to the UL. 
C) up to 200% of the Daily Value. 
D) 100% or more of the Daily Value. 
A) 50% of the Daily Value. 
B) equal to the UL. 
C) up to 200% of the Daily Value. 
D) 100% or more of the Daily Value.

Question 9

Which of the following properties is shared by niacin and riboflavin coenzymes?

Accepted Answer

A) Unstable to irradiation 
B) Unstable to metal cooking utensils 
C) Acceptance and transfer of hydrogen atoms 
D) Acceptance and transfer of carboxyl groups 
A) Unstable to irradiation 
B) Unstable to metal cooking utensils 
C) Acceptance and transfer of hydrogen atoms 
D) Acceptance and transfer of carboxyl groups

Question 10

Those groups of people who are at risk for developing marginal nutrient deficiencies and may benefit from taking vitamin supplements include all of the following EXCEPT

Accepted Answer

A) vegans. 
B) food faddists. 
C) athletes who are engaged in intense competitive events. 
D) people with low energy intakes,such as habitual dieters and the elderly. 
A) vegans. 
B) food faddists. 
C) athletes who are engaged in intense competitive events. 
D) people with low energy intakes,such as habitual dieters and the elderly.

Question 11

What food makes a significant contribution to vitamin C intakes in the U.S.population despite its modest vitamin C concentration?

Accepted Answer

A) Potatoes 
B) Organ meats 
C) Breaded fish 
D) Whole-grain cereals 
A) Potatoes 
B) Organ meats 
C) Breaded fish 
D) Whole-grain cereals

Question 12

Which of the following diets is most likely to lead to beriberi?

Accepted Answer

A) High intakes of white rice 
B) Low intakes of whole grains 
C) High intakes of unrefined rice 
D) Low intakes of enriched grains 
A) High intakes of white rice 
B) Low intakes of whole grains 
C) High intakes of unrefined rice 
D) Low intakes of enriched grains

Question 13

Which of the following substances is found in corn and contributes to the development of pellagra?

Accepted Answer

A) Avidin 
B) Leucine 
C) Phytates 
D) Phenylalanine 
A) Avidin 
B) Leucine 
C) Phytates 
D) Phenylalanine

Question 14

In what major way does alcohol intake affect vitamin B6 metabolism?

Accepted Answer

A) It reduces acetaldehyde formation 
B) It increases fecal excretion of the vitamin 
C) It dislodges the PLP coenzyme from its enzyme 
D) It interferes with synthesis of the PLP coenzyme 
A) It reduces acetaldehyde formation 
B) It increases fecal excretion of the vitamin 
C) It dislodges the PLP coenzyme from its enzyme 
D) It interferes with synthesis of the PLP coenzyme

Question 15

Which of the following is a general function of vitamin C?

Accepted Answer

A) Antiviral agent 
B) Antifungal agent 
C) Anticancer agent 
D) Antioxidant agent 
A) Antiviral agent 
B) Antifungal agent 
C) Anticancer agent 
D) Antioxidant agent

Question 16

Which of the following is a feature of pantothenic acid in nutrition?

Accepted Answer

A) Absorption from foods is inhibited by aspirin 
B) A deficiency or a toxicity shows similar symptoms 
C) Deficiencies are seen primarily in children ages 4-10 years 
D) It functions in the metabolism of amino acids,glucose,and fatty acids 
A) Absorption from foods is inhibited by aspirin 
B) A deficiency or a toxicity shows similar symptoms 
C) Deficiencies are seen primarily in children ages 4-10 years 
D) It functions in the metabolism of amino acids,glucose,and fatty acids

Question 17

Which of the following is a characteristic of niacin nutrition?

Accepted Answer

A) In foods,it is more unstable than thiamin and riboflavin 
B) The average intake is slightly lower than the RDA in the United States 
C) The amount in a serving of whole-wheat bread is about twice that in a serving of peanut butter 
D) About half of the daily need for most people could be met by the tryptophan found in protein foods 
A) In foods,it is more unstable than thiamin and riboflavin 
B) The average intake is slightly lower than the RDA in the United States 
C) The amount in a serving of whole-wheat bread is about twice that in a serving of peanut butter 
D) About half of the daily need for most people could be met by the tryptophan found in protein foods

Question 18

Which of the following characteristics is shared by vitamins B6,B12,C and folate?

Accepted Answer

A) Required for glycolysis 
B) Consumption prevents anemia 
C) Required in microgram quantities 
D) Found in citrus products and legumes 
A) Required for glycolysis 
B) Consumption prevents anemia 
C) Required in microgram quantities 
D) Found in citrus products and legumes

Question 19

Which of the following functions has a requirement for thiamin?

Accepted Answer

A) Blood coagulation 
B) Formation of red blood cells 
C) Energy release from energy-yielding nutrients 
D) Formation of epithelial cell mucopolysaccharides 
A) Blood coagulation 
B) Formation of red blood cells 
C) Energy release from energy-yielding nutrients 
D) Formation of epithelial cell mucopolysaccharides

Question 20

What vitamin contains cobalt?

Accepted Answer

A) A 
B) B6 
C) B12 
D) Pantothenic acid 
A) A 
B) B6 
C) B12 
D) Pantothenic acid

The chief symptoms of early vitamin B₆ deficiency include

Which of the following is NOT among the characteristics of vitamin C?

Why are strict vegetarians at risk of developing a vitamin B₁₂ deficiency?

Which of the following is NOT among the general features of biotin in nutrition?

What is ariboflavonosis?

Which of the following provides the most thiamin per serving size?

Which of the following is NOT known to be a vitamin for human beings?

A vitamin supplement labeled as "high potency" contains an amount that is

Which of the following properties is shared by niacin and riboflavin coenzymes?

Those groups of people who are at risk for developing marginal nutrient deficiencies and may benefit from taking vitamin supplements include all of the following EXCEPT

What food makes a significant contribution to vitamin C intakes in the U.S.population despite its modest vitamin C concentration?

Which of the following diets is most likely to lead to beriberi?

Which of the following substances is found in corn and contributes to the development of pellagra?

In what major way does alcohol intake affect vitamin B₆ metabolism?

Which of the following is a general function of vitamin C?

Which of the following is a feature of pantothenic acid in nutrition?

Which of the following is a characteristic of niacin nutrition?

Which of the following characteristics is shared by vitamins B₆,B₁₂,C and folate?

Which of the following functions has a requirement for thiamin?

What vitamin contains cobalt?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 10: The Water-Soluble Vitamins: B Vitamins and Vitamin C

The chief symptoms of early vitamin B6 deficiency include

Which of the following is NOT among the characteristics of vitamin C?

Why are strict vegetarians at risk of developing a vitamin B12 deficiency?

Which of the following is NOT among the general features of biotin in nutrition?

What is ariboflavonosis?

Which of the following provides the most thiamin per serving size?

Which of the following is NOT known to be a vitamin for human beings?

A vitamin supplement labeled as "high potency" contains an amount that is

Which of the following properties is shared by niacin and riboflavin coenzymes?

Those groups of people who are at risk for developing marginal nutrient deficiencies and may benefit from taking vitamin supplements include all of the following EXCEPT

What food makes a significant contribution to vitamin C intakes in the U.S.population despite its modest vitamin C concentration?

Which of the following diets is most likely to lead to beriberi?

Which of the following substances is found in corn and contributes to the development of pellagra?

In what major way does alcohol intake affect vitamin B6 metabolism?

Which of the following is a general function of vitamin C?

Which of the following is a feature of pantothenic acid in nutrition?

Which of the following is a characteristic of niacin nutrition?

Which of the following characteristics is shared by vitamins B6,B12,C and folate?

Which of the following functions has a requirement for thiamin?

What vitamin contains cobalt?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

The chief symptoms of early vitamin B₆ deficiency include

Why are strict vegetarians at risk of developing a vitamin B₁₂ deficiency?

In what major way does alcohol intake affect vitamin B₆ metabolism?

Which of the following characteristics is shared by vitamins B₆,B₁₂,C and folate?