Question 1

The most well-known role of vitamin B6 is in relation to:

Accepted Answer

A)  carbohydrate and lactose metabolism. 
B)  fat metabolism. 
C)  protein and amino acid metabolism. 
D)  mineral metabolism. 
E)  cell division. 
A)  carbohydrate and lactose metabolism. 
B)  fat metabolism. 
C)  protein and amino acid metabolism. 
D)  mineral metabolism. 
E)  cell division.

Question 2

Match between columns
                        Premises: pernicious anemia
osteoporosis
pellagra
scurvy
niacin equivalents
osteomalacia
antioxidant
neural tube defects
free radicals
rickets
gout
hemorrhagic disease
erythrocyte hemolysis
beriberi

Accepted Answer

The Answer of the vitamin K-deficiency disease in which blood is...

Question 3

Define the term coenzyme . Name and describe the role of the B vitamins that function as part of the structure of coenzymes.

Accepted Answer

A coenzyme is a small molecule that work

Question 4

Which of the following groups of phytochemicals includes lycopene?

Accepted Answer

A)  resveratrols 
B)  carotenoids 
C)  flavonoids 
D)  phytoestrogens 
E)  isothiocyanates 
A)  resveratrols 
B)  carotenoids 
C)  flavonoids 
D)  phytoestrogens 
E)  isothiocyanates

Question 5

An excess of which of the following vitamins can cause excess calcium withdrawal from the bones?

Accepted Answer

A)  A 
B)  B6 
C)  B12 
D)  C 
E)  D 
A)  A 
B)  B6 
C)  B12 
D)  C 
E)  D

Question 6

Which vitamin can cause a pharmacological e ffect known to dilate the capillaries ?

Accepted Answer

A)  thiamin 
B)  vitamin E 
C)  niacin 
D)  vitamin C 
E)  vitamin K 
A)  thiamin 
B)  vitamin E 
C)  niacin 
D)  vitamin C 
E)  vitamin K

Question 7

Why is milk usually sold in cardboard or opaque plastic containers?

Accepted Answer

Riboflavin is light sensitive;

Question 8

Which of the following is a major cause of childhood blindness worldwide?

Accepted Answer

A)  vitamin C deficiency 
B)  riboflavin deficiency 
C)  pantothenic acid deficiency 
D)  vitamin A deficiency 
E)  rickets disease 
A)  vitamin C deficiency 
B)  riboflavin deficiency 
C)  pantothenic acid deficiency 
D)  vitamin A deficiency 
E)  rickets disease

Question 9

Vitamin E deficiencies in human beings are associated with:

Accepted Answer

A)  diseases of the pancreas. 
B)  low-carbohydrate weight-loss diets. 
C)  use of vitamin K supplements. 
D)  strict vegetarian (vegan) diets. 
E)  high-fat diets. 
A)  diseases of the pancreas. 
B)  low-carbohydrate weight-loss diets. 
C)  use of vitamin K supplements. 
D)  strict vegetarian (vegan) diets. 
E)  high-fat diets.

Question 10

Identify factors that can place people at risk for vitamin E deficiency and explain why.

Accepted Answer

Diseases that cause malabsorption of fat

Question 11

Which of these pairs of vitamins is the most widespread among food groups?

Accepted Answer

A)  vitamin E and beta-carotene 
B)  pantothenic acid and biotin 
C)  folate and vitamin B12 
D)  vitamin C and vitamin D 
E)  thiamin and riboflavin 
A)  vitamin E and beta-carotene 
B)  pantothenic acid and biotin 
C)  folate and vitamin B12 
D)  vitamin C and vitamin D 
E)  thiamin and riboflavin

Question 12

Many of the symptoms of vitamin C deficiency, such as dry scaly skin and failure of wounds to heal, are related to the role of vitamin C in the synthesis of:

Accepted Answer

A)  calcium and iron. 
B)  thyroxin. 
C)  antioxidants. 
D)  adrenal hormones. 
E)  collagen. 
A)  calcium and iron. 
B)  thyroxin. 
C)  antioxidants. 
D)  adrenal hormones. 
E)  collagen.

Question 13

It is not absolutely necessary to consume the fat-soluble vitamins every day because they:

Accepted Answer

A)  would just be excreted from the body. 
B)  are only absorbed in limited amounts. 
C)  can be stored in the body for future use. 
D)  would reach toxic amounts in the body. 
E)  cannot be absorbed every day. 
A)  would just be excreted from the body. 
B)  are only absorbed in limited amounts. 
C)  can be stored in the body for future use. 
D)  would reach toxic amounts in the body. 
E)  cannot be absorbed every day.

Question 14

Vitamin D can be made in the body with the help of:

Accepted Answer

A)  bacteria. 
B)  tryptophan. 
C)  vitamin A. 
D)  sunlight. 
E)  exercise. 
A)  bacteria. 
B)  tryptophan. 
C)  vitamin A. 
D)  sunlight. 
E)  exercise.

Question 15

Which of the following provides resveratrol?

Accepted Answer

A)  soy 
B)  carrots 
C)  flaxseed 
D)  red wine 
E)  black-eyed peas 
A)  soy 
B)  carrots 
C)  flaxseed 
D)  red wine 
E)  black-eyed peas

Question 16

Studies suggest that a diet rich in carotenoids is associated with a lower risk of:

Accepted Answer

A)  diabetes. 
B)  arthritis. 
C)  heart disease. 
D)  osteoporosis. 
E)  hot flashes. 
A)  diabetes. 
B)  arthritis. 
C)  heart disease. 
D)  osteoporosis. 
E)  hot flashes.

Question 17

Describe the factors that may interfere with vitamin D synthesis.

Accepted Answer

Dark skin, breastfee

Question 18

Which form of vitamin A is involved in gene expression?

Accepted Answer

A)  retinoic acid 
B)  retinol 
C)  retinal 
D)  retinol-binding protein 
E)  opsin 
A)  retinoic acid 
B)  retinol 
C)  retinal 
D)  retinol-binding protein 
E)  opsin

Question 19

Which of the following groups needs an intake of vitamin C in excess of the RDA?

Accepted Answer

A)  smokers 
B)  professional athletes 
C)  the elderly 
D)  growing children 
E)  pregnant women 
A)  smokers 
B)  professional athletes 
C)  the elderly 
D)  growing children 
E)  pregnant women

Question 20

The fat-soluble vitamins:

Accepted Answer

A)  are less stable than the water-soluble vitamins. 
B)  are first absorbed into the lymph. 
C)  are usually constituents of coenzymes. 
D)  are not essential. 
E)  are needed in frequent doses. 
A)  are less stable than the water-soluble vitamins. 
B)  are first absorbed into the lymph. 
C)  are usually constituents of coenzymes. 
D)  are not essential. 
E)  are needed in frequent doses.

Exam 8: The Vitamins

The most well-known role of vitamin B6 is in relation to:

Define the term coenzyme . Name and describe the role of the B vitamins that function as part of the structure of coenzymes.

Which of the following groups of phytochemicals includes lycopene?

An excess of which of the following vitamins can cause excess calcium withdrawal from the bones?

Which vitamin can cause a pharmacological e ffect known to dilate the capillaries ?

Why is milk usually sold in cardboard or opaque plastic containers?

Which of the following is a major cause of childhood blindness worldwide?

Vitamin E deficiencies in human beings are associated with:

Identify factors that can place people at risk for vitamin E deficiency and explain why.

Which of these pairs of vitamins is the most widespread among food groups?

Many of the symptoms of vitamin C deficiency, such as dry scaly skin and failure of wounds to heal, are related to the role of vitamin C in the synthesis of:

It is not absolutely necessary to consume the fat-soluble vitamins every day because they:

Vitamin D can be made in the body with the help of:

Which of the following provides resveratrol?

Studies suggest that a diet rich in carotenoids is associated with a lower risk of:

Describe the factors that may interfere with vitamin D synthesis.

Which form of vitamin A is involved in gene expression?

Which of the following groups needs an intake of vitamin C in excess of the RDA?

The fat-soluble vitamins:

Overview of Nutrition and Health

Digestion and Absorption

Carbohydrates

Lipids

Protein

Energy Balance and Body Composition

Weight Management

Water and the Minerals

Nutrition Through the Life Span: Pregnancy and Lactation

Nutrition Through the Life Span: Infancy, Childhood, and Adolescence

Nutrition Through the Life Span: Later Adulthood

Nutrition Care and Assessment

Nutrition Intervention and Diet-Drug Interactions

Enteral and Parenteral Nutrition Support

Nutrition in Metabolic and Respiratory Stress

Nutrition and Upper Gastrointestinal Disorders

Nutrition and Lower Gastrointestinal Disorders

Nutrition and Liver Diseases

Nutrition and Diabetes Mellitus

Nutrition and Cardiovascular Diseases

Nutrition and Renal Diseases

Nutrition, Cancer, and Hiv Infection

Filters

The most well-known role of vitamin B₆ is in relation to: