Question 1

What is the minimum recommended daily carbohydrate intake?

Accepted Answer

A)  30 g/day 
B)  80 g/day 
C)  130 g/day 
D)  180 g/day 
A)  30 g/day 
B)  80 g/day 
C)  130 g/day 
D)  180 g/day

Question 2

Water accounts for approximately what percentage of a person's body weight?

Accepted Answer

A)  70% 
B)  60% 
C)  50% 
D)  40% 
A)  70% 
B)  60% 
C)  50% 
D)  40%

Question 3

Which of the following is the correct relationship between the thermodynamic calorie (cal) and the nutritional calorie (Cal)?

Accepted Answer

A)  1 cal = 1000 Cal 
B)  1 cal = 1000 Cal. 
C)  1 Cal = 100 cal 
D)  1 Cal = 1000 cal. 
A)  1 cal = 1000 Cal 
B)  1 cal = 1000 Cal. 
C)  1 Cal = 100 cal 
D)  1 Cal = 1000 cal.

Question 4

The following structure represents a storage polysaccharide such a glycogen or starch. Each sphere represent a monomer of the polymer.  
-When this structure is broken down during metabolism, which of the following monomers might be produced?

Accepted Answer

A)  glucose 
B)  maltose 
C)  sucrose 
D)  Both glucose and maltose could be produced. 
E)  All of the saccharides listed might produced. 
A)  glucose 
B)  maltose 
C)  sucrose 
D)  Both glucose and maltose could be produced. 
E)  All of the saccharides listed might produced.

Question 5

For humans, how many essential amino acids are there?

Accepted Answer

A)  0 
B)  2 
C)  3 
D)  10 
A)  0 
B)  2 
C)  3 
D)  10

Question 6

Digestion does not involve the breakdown of which of the following?

Accepted Answer

A)  fats 
B)  glucose 
C)  proteins 
D)  starch 
A)  fats 
B)  glucose 
C)  proteins 
D)  starch

Question 7

Deficiency of which of the following is associated with pellagra?

Accepted Answer

A)  folic acid 
B)  nicotinic acid 
C)  riboflavin 
D)  thiamine 
A)  folic acid 
B)  nicotinic acid 
C)  riboflavin 
D)  thiamine

Question 8

Approximately how much complete protein constitutes an adequate daily supply?

Accepted Answer

A)  10 g/day 
B)  30 g/day 
C)  50 g/day 
D)  70 g/day 
A)  10 g/day 
B)  30 g/day 
C)  50 g/day 
D)  70 g/day

Question 9

In what form is iron usually present in the human body?

Accepted Answer

A)  associated with proteins 
B)  free Fe3+ ions 
C)  free Fe2+ ions 
D)  free Fe atoms 
E)  Iron is distributed among all of the above forms in the body. 
A)  associated with proteins 
B)  free Fe3+ ions 
C)  free Fe2+ ions 
D)  free Fe atoms 
E)  Iron is distributed among all of the above forms in the body.

Question 10

Which metal is part of the structure of vitamin B12?

Accepted Answer

A)  cobalt 
B)  copper 
C)  iron 
D)  zinc 
A)  cobalt 
B)  copper 
C)  iron 
D)  zinc

Question 11

Which of the following factors affect the absorption of iron in the diet?

Accepted Answer

A)  acidity of the digestive tract 
B)  solubility of a particular iron compound 
C)  if the source is animal or plant in origin 
D)  use of antacids 
E)  All of the above potentially affect the absorption of iron. 
A)  acidity of the digestive tract 
B)  solubility of a particular iron compound 
C)  if the source is animal or plant in origin 
D)  use of antacids 
E)  All of the above potentially affect the absorption of iron.

Question 12

Where in the body does absorption of nutrients into the blood stream or lymphatic system occur?

Accepted Answer

A)  through the intestinal walls 
B)  in the mouth 
C)  in the stomach 
D)  all of these 
A)  through the intestinal walls 
B)  in the mouth 
C)  in the stomach 
D)  all of these

Question 13

Which of the following is true of lipases?

Accepted Answer

A)  They hydrolyze lipids. 
B)  They are soluble in the gastrointestinal tract. 
C)  both a and b 
D)  neither a nor b 
A)  They hydrolyze lipids. 
B)  They are soluble in the gastrointestinal tract. 
C)  both a and b 
D)  neither a nor b

Question 14

Which of the following is the definition of an essential fatty acid?

Accepted Answer

A)  any fatty acid that the body needs 
B)  any fatty acid that contains more than 14 carbon atoms 
C)  any fatty acid that the body needs, but which it cannot synthesize 
D)  any fatty acid that the body needs and which it must synthesize 
A)  any fatty acid that the body needs 
B)  any fatty acid that contains more than 14 carbon atoms 
C)  any fatty acid that the body needs, but which it cannot synthesize 
D)  any fatty acid that the body needs and which it must synthesize

Question 15

Which of the following is an important antioxidant?

Accepted Answer

A)  vitamin A 
B)  vitamin D 
C)  vitamin C 
D)  vitamin K 
A)  vitamin A 
B)  vitamin D 
C)  vitamin C 
D)  vitamin K

Question 16

The denaturing of proteins does which of the following?

Accepted Answer

A)  breaks the proteins into amino acids 
B)  makes proteins indigestible 
C)  makes proteins less easily hydrolyzed 
D)  makes proteins more easily hydrolyzed 
A)  breaks the proteins into amino acids 
B)  makes proteins indigestible 
C)  makes proteins less easily hydrolyzed 
D)  makes proteins more easily hydrolyzed

Question 17

The recommended daily amount (based on 2000 Cal and 2500 Cal intake) of which of the following must be shown on a food packaging label?

Accepted Answer

A)  cholesterol 
B)  potassium 
C)  sodium 
D)  all of these 
A)  cholesterol 
B)  potassium 
C)  sodium 
D)  all of these

Question 18

In addition to the water contained in foods, approximately how much water should a person drink each day?

Accepted Answer

A)  200 to 300 mL 
B)  1.2 to 1.5 L 
C)  1.5 to 2.0 L 
D)  2.0 to 2.5 L 
A)  200 to 300 mL 
B)  1.2 to 1.5 L 
C)  1.5 to 2.0 L 
D)  2.0 to 2.5 L

Question 19

Which of the following nutrients can be absorbed directly?

Accepted Answer

A)  fats 
B)  proteins 
C)  starch 
D)  vitamins 
A)  fats 
B)  proteins 
C)  starch 
D)  vitamins

Question 20

Which of the following dietary components has not recently been linked to depression?

Accepted Answer

A)  fatty acids 
B)  iron(II) 
C)  Vitamin D 
D)  Vitamin B12 
E)  All of these have been potentially linked to depression. 
A)  fatty acids 
B)  iron(II) 
C)  Vitamin D 
D)  Vitamin B12 
E)  All of these have been potentially linked to depression.

Exam 30: Nutrition

What is the minimum recommended daily carbohydrate intake?

Water accounts for approximately what percentage of a person's body weight?

Which of the following is the correct relationship between the thermodynamic calorie (cal) and the nutritional calorie (Cal)?

The following structure represents a storage polysaccharide such a glycogen or starch. Each sphere represent a monomer of the polymer. -When this structure is broken down during metabolism, which of the following monomers might be produced?

For humans, how many essential amino acids are there?

Digestion does not involve the breakdown of which of the following?

Deficiency of which of the following is associated with pellagra?

Approximately how much complete protein constitutes an adequate daily supply?

In what form is iron usually present in the human body?

Which metal is part of the structure of vitamin B12?

Which of the following factors affect the absorption of iron in the diet?

Where in the body does absorption of nutrients into the blood stream or lymphatic system occur?

Which of the following is true of lipases?

Which of the following is the definition of an essential fatty acid?

Which of the following is an important antioxidant?

The denaturing of proteins does which of the following?

The recommended daily amount (based on 2000 Cal and 2500 Cal intake) of which of the following must be shown on a food packaging label?

In addition to the water contained in foods, approximately how much water should a person drink each day?

Which of the following nutrients can be absorbed directly?

Which of the following dietary components has not recently been linked to depression?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes and Alkynes

Benzene and Its Derivatives

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Immunochemistry

Body Fluids

Filters

Which metal is part of the structure of vitamin B₁₂?