Question 1

Which of the following is a naturally occurring food source of vitamin D?

Accepted Answer

A)  egg whites 
B)  red meats 
C)  tomato juice 
D)  carrots 
E)  salmon 
A)  egg whites 
B)  red meats 
C)  tomato juice 
D)  carrots 
E)  salmon

Question 2

Worldwide, vitamin A deficiency causes about ________ children to go blind each year.

Accepted Answer

A)  125,000 
B)  250,000 
C)  500,000 
D)  750,000 
E)  1,000,000 
A)  125,000 
B)  250,000 
C)  500,000 
D)  750,000 
E)  1,000,000

Question 3

The bacteria-produced form of vitamin K, also called K  2  , is ____________________.

Accepted Answer

Question 4

Describe the two ways in which vitamin A promotes vision.

Accepted Answer

Vitamin A plays two indispensable roles

Question 5

What is the RDA for vitamin D for a 20-year-old person?

Accepted Answer

A)  5 m g 
B)  10 m g 
C)  15 m g 
D)  20 m g 
E)  50 m g 
A)  5 m g 
B)  10 m g 
C)  15 m g 
D)  20 m g 
E)  50 m g

Question 6

Liver is a rich source of vitamin A, so why should humans consume it with caution?

Accepted Answer

People sometimes wonder if eating liver

Question 7

What is the name of the disease that can result from absence of clotting factors?

Accepted Answer

A)  GI disorders 
B)  arrythmia 
C)  Alzheimer's 
D)  hemorrhagic disease 
E)  hemophilia 
A)  GI disorders 
B)  arrythmia 
C)  Alzheimer's 
D)  hemorrhagic disease 
E)  hemophilia

Question 8

How does sunlight help the body synthesize and activate vitamin D?

Accepted Answer

To make vitamin D, ultraviolet rays from

Question 9

Which of the following accurately describes vitamin A in foods?

Accepted Answer

A)  Xanthophylls in beets and corn masks the presence of beta-carotene. 
B)  Butter is a poor source of vitamin A. 
C)  Most carotenoids can be converted in the body to active vitamin A. 
D)  Chlorophyll in dark green, leafy vegetables masks the presence of beta-carotene. 
E)  Plants contain retinoids but no carotenoids. 
A)  Xanthophylls in beets and corn masks the presence of beta-carotene. 
B)  Butter is a poor source of vitamin A. 
C)  Most carotenoids can be converted in the body to active vitamin A. 
D)  Chlorophyll in dark green, leafy vegetables masks the presence of beta-carotene. 
E)  Plants contain retinoids but no carotenoids.

Question 10

Which disorder is seen in premature infants deficient in vitamin E?

Accepted Answer

A)  rickets 
B)  xerophthalmia 
C)  muscular dystrophy 
D)  erythrocyte hemolysis 
E)  osteomalacia 
A)  rickets 
B)  xerophthalmia 
C)  muscular dystrophy 
D)  erythrocyte hemolysis 
E)  osteomalacia

Question 11

Of the following, which is rapidly corrected when treated with vitamin A supplements?

Accepted Answer

A)  acne 
B)  rickets 
C)  osteomalacia 
D)  night blindness 
E)  scurvy 
A)  acne 
B)  rickets 
C)  osteomalacia 
D)  night blindness 
E)  scurvy

Question 12

Substances that induce oxidative stress are called "________."

Accepted Answer

A)  prooxidants 
B)  antioxidants 
C)  free radical generators 
D)  reactive electron oxidants 
E)  oxidative facilitators 
A)  prooxidants 
B)  antioxidants 
C)  free radical generators 
D)  reactive electron oxidants 
E)  oxidative facilitators

Question 13

What is prothrombin?

Accepted Answer

A)  a storage protein for vitamin K 
B)  a transport protein for vitamin E 
C)  an active protein needed for bone formation 
D)  an inactive protein needed for blood clot formation 
E)  a soluble protein that decreases the "stickiness" of red blood cells 
A)  a storage protein for vitamin K 
B)  a transport protein for vitamin E 
C)  an active protein needed for bone formation 
D)  an inactive protein needed for blood clot formation 
E)  a soluble protein that decreases the "stickiness" of red blood cells

Question 14

_____ is t he normal protein of the hair and nails is called.

Accepted Answer

The answer of _____ is t he normal protein of...

Question 15

Which of the following is NOT a form of vitamin A?

Accepted Answer

A)  retinol 
B)  retinal 
C)  retinoic acid 
D)  retinoquinone 
E)  beta-c arotene 
A)  retinol 
B)  retinal 
C)  retinoic acid 
D)  retinoquinone 
E)  beta-c arotene

Question 16

Vitamin D  2  is derived from plant foods and also is known as ________.

Accepted Answer

A)  ergocalciferol 
B)  foliocalciferol 
C)  cholecalciferol 
D)  phyllocalciferol 
E)  xanthociferol 
A)  ergocalciferol 
B)  foliocalciferol 
C)  cholecalciferol 
D)  phyllocalciferol 
E)  xanthociferol

Question 17

Which of the following statements accurately describes vitamin A's role in vision?

Accepted Answer

A)  Retinoic acid is the form required for synthesis of retinoblasts. 
B)  Light causes retinal to shift from a cis to a trans configuration. 
C)  Retinol is the form bound to beta-carotene in the corneal membrane. 
D)  Pigment molecules in the retina are composed of vitamin A and the protein elastin. 
E)  Retinol protects the visual cortex from teratogenic chemicals. 
A)  Retinoic acid is the form required for synthesis of retinoblasts. 
B)  Light causes retinal to shift from a cis to a trans configuration. 
C)  Retinol is the form bound to beta-carotene in the corneal membrane. 
D)  Pigment molecules in the retina are composed of vitamin A and the protein elastin. 
E)  Retinol protects the visual cortex from teratogenic chemicals.

Question 18

________ is a bone disease characterized by softening of the bones and occurs most often in adult women.

Accepted Answer

The answer of ________ is a bone disease characterized by...

Question 19

How does vitamin A affect bone health?

Accepted Answer

A)  It stimulates uptake of calcium from the intestines. 
B)  It promotes synthesis of specific bone proteins involved in the mineralization process. 
C)  It assists enzymes that degrade certain regions of the bone, thereby allowing remodeling to occur. 
D)  It inhibits oxidation of bone mucopolysaccharides, thereby preserving bone crystal integrity and promoting growth. 
E)  It ensures the formation of healthy bone matrix in utero. 
A)  It stimulates uptake of calcium from the intestines. 
B)  It promotes synthesis of specific bone proteins involved in the mineralization process. 
C)  It assists enzymes that degrade certain regions of the bone, thereby allowing remodeling to occur. 
D)  It inhibits oxidation of bone mucopolysaccharides, thereby preserving bone crystal integrity and promoting growth. 
E)  It ensures the formation of healthy bone matrix in utero.

Question 20

Which of the following terms refers to the plant form of vitamin K?

Accepted Answer

A)  ergodione 
B)  menaquinone 
C)  tocopherone 
D)  phylloquinone 
E)  ergotamine 
A)  ergodione 
B)  menaquinone 
C)  tocopherone 
D)  phylloquinone 
E)  ergotamine

Exam 11: The Fat-Soluble Vitamins: A, D, E, and K

Which of the following is a naturally occurring food source of vitamin D?

Worldwide, vitamin A deficiency causes about ________ children to go blind each year.

The bacteria-produced form of vitamin K, also called K 2 , is ____________________.

Describe the two ways in which vitamin A promotes vision.

What is the RDA for vitamin D for a 20-year-old person?

Liver is a rich source of vitamin A, so why should humans consume it with caution?

What is the name of the disease that can result from absence of clotting factors?

How does sunlight help the body synthesize and activate vitamin D?

Which of the following accurately describes vitamin A in foods?

Which disorder is seen in premature infants deficient in vitamin E?

Of the following, which is rapidly corrected when treated with vitamin A supplements?

Substances that induce oxidative stress are called "________."

What is prothrombin?

_____ is t he normal protein of the hair and nails is called.

Which of the following is NOT a form of vitamin A?

Vitamin D 2 is derived from plant foods and also is known as ________.

Which of the following statements accurately describes vitamin A's role in vision?

________ is a bone disease characterized by softening of the bones and occurs most often in adult women.

How does vitamin A affect bone health?

Which of the following terms refers to the plant form of vitamin K?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, Absorption, and Transport

The Carbohydrates: Sugar, 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 Water-Soluble Vitamins: B Vitamins and Vitamin C

Water and the Major Minerals

The Trace Minerals

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Nutrition Care and Assessment

Nutrition Intervention

Medications, Diet-Drug Interactions, and Herbal Products

Enteral Nutrition Support

Parenteral Nutrition Support

Metabolic and Respiratory Stress

Upper Gastrointestinal Disorders

Lower Gastrointestinal Disorders

Liver Disease and Gallstones

Diabetes Mellitus

Cardiovascular Diseases

Kidney Diseases

Cancer and Hiv Infection

Filters

The bacteria-produced form of vitamin K, also called K ₂ , is ____________________.

Vitamin D ₂ is derived from plant foods and also is known as ________.