Question 1

How can people between the ages of 31 and 50 years preserve their bone health?

Accepted Answer

A) By growing strong bones 
B) By achieving peak bone mass 
C) By maximizing bone retention 
D) By minimizing physical activity 
E) By decreasing calcium intake 
A) By growing strong bones 
B) By achieving peak bone mass 
C) By maximizing bone retention 
D) By minimizing physical activity 
E) By decreasing calcium intake

Question 2

Which of the following food sources provides the highest amount of zinc?

Accepted Answer

A) Legume 
B) Whole-grain bread 
C) Shellfish 
D) Spinach 
E) Orange 
A) Legume 
B) Whole-grain bread 
C) Shellfish 
D) Spinach 
E) Orange

Question 3

Which of the following statements is true about groundwater as a source of drinking water?

Accepted Answer

A) It comes from deep, protected underground aquifers. 
B) It is protected from industrial contaminants. 
C) It is the purest form of water. 
D) It is not available for domestic purposes. 
E) It comes from lakes, rivers, and reservoirs. 
A) It comes from deep, protected underground aquifers. 
B) It is protected from industrial contaminants. 
C) It is the purest form of water. 
D) It is not available for domestic purposes. 
E) It comes from lakes, rivers, and reservoirs.

Question 4

What would you consume with an iron-rich diet in order to enhance iron absorption?

Accepted Answer

A) Tea and a soy protein hamburger 
B) Tomato and meat, or eggs 
C) Coffee and wheat-bran muffins 
D) Calcium supplements and whole-wheat bread 
E) High-fiber cereal and milk 
A) Tea and a soy protein hamburger 
B) Tomato and meat, or eggs 
C) Coffee and wheat-bran muffins 
D) Calcium supplements and whole-wheat bread 
E) High-fiber cereal and milk

Question 5

Which of the following statements is true of chromium?

Accepted Answer

A) It plays a key role in the formation of hemoglobin and collagen. 
B) It increases the resistance of bones and teeth against demineralization. 
C) It limits the formation of free radicals and prevents oxidative damage. 
D) It improves the cellular uptake of glucose by enhancing insulin activity. 
E) It acts as a buffer to maintain the acid-base balance of cellular fluids. 
A) It plays a key role in the formation of hemoglobin and collagen. 
B) It increases the resistance of bones and teeth against demineralization. 
C) It limits the formation of free radicals and prevents oxidative damage. 
D) It improves the cellular uptake of glucose by enhancing insulin activity. 
E) It acts as a buffer to maintain the acid-base balance of cellular fluids.

Question 6

Calcium present in body fluids performs all of the following roles except :

Accepted Answer

A) regulating the transport of ions across cell membranes 
B) maintaining high blood pressure 
C) participating in blood clotting 
D) facilitating muscle contraction 
E) activating cellular enzymes 
A) regulating the transport of ions across cell membranes 
B) maintaining high blood pressure 
C) participating in blood clotting 
D) facilitating muscle contraction 
E) activating cellular enzymes

Question 7

Which of the following nutrients is correctly matched with its role in bone development?

Accepted Answer

A) Vitamin C assists in the production of several bone salts. 
B) Vitamin K maintains the concentration of collagen in the body. 
C) Vitamin A plays a significant role in the bone-remodeling process. 
D) Magnesium plays an important role in preserving bone integrity. 
E) Omega-3 fatty acids maintain bone mineral density in the body. 
A) Vitamin C assists in the production of several bone salts. 
B) Vitamin K maintains the concentration of collagen in the body. 
C) Vitamin A plays a significant role in the bone-remodeling process. 
D) Magnesium plays an important role in preserving bone integrity. 
E) Omega-3 fatty acids maintain bone mineral density in the body.

Question 8

Which of the following is a function of chromium?

Accepted Answer

A) Blood glucose regulation 
B) Collagen synthesis 
C) Neutralization of free radicals 
D) Remineralization of bones 
E) Iron absorption 
A) Blood glucose regulation 
B) Collagen synthesis 
C) Neutralization of free radicals 
D) Remineralization of bones 
E) Iron absorption

Question 9

Water excretion is regulated by the brain and the:

Accepted Answer

A) bloodstream 
B) kidneys 
C) stomach 
D) salivary glands 
E) spleen 
A) bloodstream 
B) kidneys 
C) stomach 
D) salivary glands 
E) spleen

Question 10

Which of the following foods has the lowest percentage of water?

Accepted Answer

A) Chinese cabbage 
B) Fresh apple 
C) Pretzel 
D) Lean steak 
E) Margarine 
A) Chinese cabbage 
B) Fresh apple 
C) Pretzel 
D) Lean steak 
E) Margarine

Question 11

How does the body deal with a high intake of iron from food?

Accepted Answer

A) By initiating an inflammatory reaction 
B) By trapping iron in the intestinal cells 
C) By maintaining the feeling of satiety 
D) By storing excess iron in liver cells 
E) By excreting excess iron through the urine 
A) By initiating an inflammatory reaction 
B) By trapping iron in the intestinal cells 
C) By maintaining the feeling of satiety 
D) By storing excess iron in liver cells 
E) By excreting excess iron through the urine

Question 12

How does the body respond to low cellular fluid, concentrated blood particles, and low blood pressure ?

Accepted Answer

A) The cerebrum initiates the withdrawal of blood from all the organs to the bloodstream. 
B) The hypothalamus initiates an immediate thirst response. 
C) The kidney starts excreting the excess sodium ions present in the body. 
D) The heart starts pumping blood rapidly throughout the body. 
E) The liver starts metabolizing the excess fat stored in the adipose tissues. 
A) The cerebrum initiates the withdrawal of blood from all the organs to the bloodstream. 
B) The hypothalamus initiates an immediate thirst response. 
C) The kidney starts excreting the excess sodium ions present in the body. 
D) The heart starts pumping blood rapidly throughout the body. 
E) The liver starts metabolizing the excess fat stored in the adipose tissues.

Question 13

The main sources of iodine in the central parts of the United States are plants grown in iodine-rich soil.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following makes up about 60 percent of an adult's body weight?

Accepted Answer

A) Major minerals 
B) Protein 
C) Water 
D) Trace minerals 
E) Gastrointestinal tract 
A) Major minerals 
B) Protein 
C) Water 
D) Trace minerals 
E) Gastrointestinal tract

Question 15

A 24 year-old man is suffering from iron deficiency. His diet includes rich sources of zinc. Which of the following is a possible explanation for his iron-deficient condition?

Accepted Answer

A) Excessive zinc is inhibiting the uptake and absorption of iron in the digestive tract. 
B) The liver is secreting too little hepcidin, so the small intestine is not absorbing iron 
C) Iron absorption is at its lowest for people between the ages of 20 and 30. 
D) Excessive zinc is inhibiting the production of hemoglobin. 
E) The intestinal cells are trapping and holding excessive iron within their boundaries. 
A) Excessive zinc is inhibiting the uptake and absorption of iron in the digestive tract. 
B) The liver is secreting too little hepcidin, so the small intestine is not absorbing iron 
C) Iron absorption is at its lowest for people between the ages of 20 and 30. 
D) Excessive zinc is inhibiting the production of hemoglobin. 
E) The intestinal cells are trapping and holding excessive iron within their boundaries.

Question 16

Water loss can be expressed as a percent age of body weight. If a 150-pound person loses 3 pounds of body fluids, what percentage of body weight has he lost?

Accepted Answer

A) One percent 
B) Two percent 
C) Three percent 
D) Four percent 
E) Five percent 
A) One percent 
B) Two percent 
C) Three percent 
D) Four percent 
E) Five percent

Question 17

The first sign of dehydration is:

Accepted Answer

A) headache 
B) confusion 
C) thirst 
D) fatigue 
E) stomachache 
A) headache 
B) confusion 
C) thirst 
D) fatigue 
E) stomachache

Question 18

Phosphorus is a critical constituent of cellular fluids because of its role:

Accepted Answer

A) as a buffer in maintaining the optimum body pH 
B) in the synthesis of phospholipids to transport fats through the blood 
C) in binding with calcium in the muscle tissues 
D) as a sodium ion transporter in body cells 
E) in the synthesis of amino acids 
A) as a buffer in maintaining the optimum body pH 
B) in the synthesis of phospholipids to transport fats through the blood 
C) in binding with calcium in the muscle tissues 
D) as a sodium ion transporter in body cells 
E) in the synthesis of amino acids

Question 19

Which of the following substances inhibits iron absorption?

Accepted Answer

A) Heme 
B) MFP factor 
C) Vitamin C 
D) Phytic acid 
E) Sodium 
A) Heme 
B) MFP factor 
C) Vitamin C 
D) Phytic acid 
E) Sodium

Question 20

How does the body respond to a sodium-rich diet?

Accepted Answer

A) It tightly controls water movement to prevent any fluctuations in the body weight. 
B) It turns off the thirst signal to reduce additional intake of fluids. 
C) It signals the kidneys to remove excess fluid from the body. 
D) It shifts water back into the bloodstream to reduce the concentration of sodium. 
E) It signals the brain for immediate thirst to offset the sodium intake. 
A) It tightly controls water movement to prevent any fluctuations in the body weight. 
B) It turns off the thirst signal to reduce additional intake of fluids. 
C) It signals the kidneys to remove excess fluid from the body. 
D) It shifts water back into the bloodstream to reduce the concentration of sodium. 
E) It signals the brain for immediate thirst to offset the sodium intake.

How can people between the ages of 31 and 50 years preserve their bone health?

Which of the following food sources provides the highest amount of zinc?

Which of the following statements is true about groundwater as a source of drinking water?

What would you consume with an iron-rich diet in order to enhance iron absorption?

Which of the following statements is true of chromium?

Calcium present in body fluids performs all of the following roles except :

Which of the following nutrients is correctly matched with its role in bone development?

Which of the following is a function of chromium?

Water excretion is regulated by the brain and the:

Which of the following foods has the lowest percentage of water?

How does the body deal with a high intake of iron from food?

How does the body respond to low cellular fluid, concentrated blood particles, and low blood pressure ?

The main sources of iodine in the central parts of the United States are plants grown in iodine-rich soil.

Which of the following makes up about 60 percent of an adult's body weight?

A 24 year-old man is suffering from iron deficiency. His diet includes rich sources of zinc. Which of the following is a possible explanation for his iron-deficient condition?

Water loss can be expressed as a percent age of body weight. If a 150-pound person loses 3 pounds of body fluids, what percentage of body weight has he lost?

The first sign of dehydration is:

Phosphorus is a critical constituent of cellular fluids because of its role:

Which of the following substances inhibits iron absorption?

How does the body respond to a sodium-rich diet?

Food Choices and Human Health

Nutrition Tools: Standards and Guidelines

The Remarkable Body

The Carbohydrates: Sugar, Starch, Glycogen, and Fiber

The Lipids: Fats, Oils, Phospholipids, and Sterols

The Proteins and Amino Acids

The Vitamins

Energy Balance and Healthy Body Weight

Performance Nutrition

Nutrition and Chronic Diseases

Food Safety and Food Technology

Life Cycle Nutrition: Mother and Infant

Child, Teen, and Older Adult

Hunger and the Future of Food

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Exam 8: Water and Minerals

How can people between the ages of 31 and 50 years preserve their bone health?

Which of the following food sources provides the highest amount of zinc?

Which of the following statements is true about groundwater as a source of drinking water?

What would you consume with an iron-rich diet in order to enhance iron absorption?

Which of the following statements is true of chromium?

Calcium present in body fluids performs all of the following roles except :

Which of the following nutrients is correctly matched with its role in bone development?

Which of the following is a function of chromium?

Water excretion is regulated by the brain and the:

Which of the following foods has the lowest percentage of water?

How does the body deal with a high intake of iron from food?

How does the body respond to low cellular fluid, concentrated blood particles, and low blood pressure ?

The main sources of iodine in the central parts of the United States are plants grown in iodine-rich soil.

Which of the following makes up about 60 percent of an adult's body weight?

A 24 year-old man is suffering from iron deficiency. His diet includes rich sources of zinc. Which of the following is a possible explanation for his iron-deficient condition?

Water loss can be expressed as a percent age of body weight. If a 150-pound person loses 3 pounds of body fluids, what percentage of body weight has he lost?

The first sign of dehydration is:

Phosphorus is a critical constituent of cellular fluids because of its role:

Which of the following substances inhibits iron absorption?

How does the body respond to a sodium-rich diet?

Food Choices and Human Health

Nutrition Tools: Standards and Guidelines

The Remarkable Body

The Carbohydrates: Sugar, Starch, Glycogen, and Fiber

The Lipids: Fats, Oils, Phospholipids, and Sterols

The Proteins and Amino Acids

The Vitamins

Energy Balance and Healthy Body Weight

Performance Nutrition

Nutrition and Chronic Diseases

Food Safety and Food Technology

Life Cycle Nutrition: Mother and Infant

Child, Teen, and Older Adult

Hunger and the Future of Food

Filters