Question 1

Which of the following statements is true?

Accepted Answer

A)  Hydrogen ions are pumped across the plasma membrane. 
B)  Electrons pass from one electron carrier to another in the electron transport chain. 
C)  Water serves as the final electron acceptor. 
D)  Chemiosmosis forms carbon dioxide. 
E)  The chemiosmosis model refers to movement of water. 
A)  Hydrogen ions are pumped across the plasma membrane. 
B)  Electrons pass from one electron carrier to another in the electron transport chain. 
C)  Water serves as the final electron acceptor. 
D)  Chemiosmosis forms carbon dioxide. 
E)  The chemiosmosis model refers to movement of water. B

Question 2

A food that contains all nine essential amino acids is called a(n)

Accepted Answer

A)  plasma protein. 
B)  incomplete protein. 
C)  complete protein. 
D)  intracellular protein. 
E)  adequate protein. 
A)  plasma protein. 
B)  incomplete protein. 
C)  complete protein. 
D)  intracellular protein. 
E)  adequate protein. C

Question 3

What is the glutamic acid made from transamination used for?

Accepted Answer

A)  It enters the citric acid cycle. 
B)  It is used to make other nonessential amino acids. 
C)  It is used to produce ATP. 
D)  None of the choices are correct. 
A)  It enters the citric acid cycle. 
B)  It is used to make other nonessential amino acids. 
C)  It is used to produce ATP. 
D)  None of the choices are correct. B

Question 4

The Daily Values appearing on food labels are based on a ________ kilocalorie reference diet.

Accepted Answer

A)  1200 
B)  1500 
C)  2000 
D)  2500 
A)  1200 
B)  1500 
C)  2000 
D)  2500

Question 5

Glucose, amino acids, and fatty acids can be metabolized within the cell to liberate _____.

Accepted Answer

A)  oxygen 
B)  energy 
C)  carbon dioxide 
D)  hydrogen 
E)  nitrogen 
A)  oxygen 
B)  energy 
C)  carbon dioxide 
D)  hydrogen 
E)  nitrogen

Question 6

Which of the following is the correct sequence?

Accepted Answer

A)  acetyl-CoA formation, glycolysis, electron-transport chain, citric acid cycle 
B)  acetyl-CoA formation, citric acid cycle, electron transport chain, glycolysis 
C)  citric acid cycle, glycolysis, acetyl-CoA formation, electron transport chain 
D)  glycolysis, acetyl-CoA formation, citric acid cycle, electron transport chain 
E)  glycolysis, citric acid cycle, acetyl-CoA formation, electron transport chain 
A)  acetyl-CoA formation, glycolysis, electron-transport chain, citric acid cycle 
B)  acetyl-CoA formation, citric acid cycle, electron transport chain, glycolysis 
C)  citric acid cycle, glycolysis, acetyl-CoA formation, electron transport chain 
D)  glycolysis, acetyl-CoA formation, citric acid cycle, electron transport chain 
E)  glycolysis, citric acid cycle, acetyl-CoA formation, electron transport chain

Question 7

The sum of all chemical reactions that occur in the body is known as

Accepted Answer

A)  absorption. 
B)  metabolism. 
C)  digestion. 
D)  catabolism. 
E)  anabolism 
A)  absorption. 
B)  metabolism. 
C)  digestion. 
D)  catabolism. 
E)  anabolism

Question 8

An essential amino acid

Accepted Answer

A)  can be formed from fats in the body. 
B)  can be synthesized by the body if there is enough nitrogen. 
C)  must be made from glucose. 
D)  must be supplied in the diet. 
E)  can not be converted to nonessential amino acids. 
A)  can be formed from fats in the body. 
B)  can be synthesized by the body if there is enough nitrogen. 
C)  must be made from glucose. 
D)  must be supplied in the diet. 
E)  can not be converted to nonessential amino acids.

Question 9

If the fatty acid portion of a fat molecule has ten double covalent bonds, the fat is said to be

Accepted Answer

A)  hydrogenated. 
B)  polyunsaturated. 
C)  monounsaturated. 
D)  saturated. 
E)  disaturated. 
A)  hydrogenated. 
B)  polyunsaturated. 
C)  monounsaturated. 
D)  saturated. 
E)  disaturated.

Question 10

What is the measurement of the energy content of food?

Accepted Answer

A)  grams 
B)  Calories 
C)  BTUs 
D)  joules 
A)  grams 
B)  Calories 
C)  BTUs 
D)  joules

Question 11

Excess triglycerides are stored in adipose tissue. Adipose tissue functions

Accepted Answer

A)  to assist the body in temperature homeostasis. 
B)  pads and protects. 
C)  energy storage. 
D)  insulates. 
E)  All of these choices are correct. 
A)  to assist the body in temperature homeostasis. 
B)  pads and protects. 
C)  energy storage. 
D)  insulates. 
E)  All of these choices are correct.

Question 12

Which of the following statements about the citric acid cycle is false?

Accepted Answer

A)  The process occurs in the mitochondria. 
B)  The major end product of the cycle is lactic acid. 
C)  At several steps, NADH molecules are formed. 
D)  Carbon dioxide is produced at several steps in the cycle. 
E)  Two ATP are formed in the cycle from one glucose. 
A)  The process occurs in the mitochondria. 
B)  The major end product of the cycle is lactic acid. 
C)  At several steps, NADH molecules are formed. 
D)  Carbon dioxide is produced at several steps in the cycle. 
E)  Two ATP are formed in the cycle from one glucose.

Question 13

Which of the following is an example of catabolism?

Accepted Answer

A)  Glycolysis 
B)  Synthesis of ATP 
C)  Production of hormones 
D)  Maintaining cell structure 
E)  Protein synthesis 
A)  Glycolysis 
B)  Synthesis of ATP 
C)  Production of hormones 
D)  Maintaining cell structure 
E)  Protein synthesis

Question 14

The absorptive state

Accepted Answer

A)  occurs immediately to about 4 hours after meals. 
B)  is when glycogenolysis usually occurs. 
C)  has gluconeogenesis as one of its main events. 
D)  occurs in the large intestine. 
E)  occurs just before breakfast. 
A)  occurs immediately to about 4 hours after meals. 
B)  is when glycogenolysis usually occurs. 
C)  has gluconeogenesis as one of its main events. 
D)  occurs in the large intestine. 
E)  occurs just before breakfast.

Question 15

A food guide pyramid suggests that

Accepted Answer

A)  you eat as many sweets as you want. 
B)  your diet should contain a variety of foods. 
C)  meats are the most important part of your diet. 
D)  milk and cheese should be the main part of your diet. 
E)  you should only eat one or two servings of bread, cereal, rice, or pasta per day. 
A)  you eat as many sweets as you want. 
B)  your diet should contain a variety of foods. 
C)  meats are the most important part of your diet. 
D)  milk and cheese should be the main part of your diet. 
E)  you should only eat one or two servings of bread, cereal, rice, or pasta per day.

Question 16

Nutrition includes the study of

Accepted Answer

A)  the nutrients in foods. 
B)  the body's utilization of nutrients. 
C)  how nutrients play a role in your body's health. 
D)  digestion, absorption, and transportation of nutrients. 
E)  All of these choices are correct. 
A)  the nutrients in foods. 
B)  the body's utilization of nutrients. 
C)  how nutrients play a role in your body's health. 
D)  digestion, absorption, and transportation of nutrients. 
E)  All of these choices are correct.

Question 17

Which of the following minerals is mismatched with its function?

Accepted Answer

A)  calcium - bone formation 
B)  zinc - hemoglobin synthesis 
C)  potassium - muscle and nerve function 
D)  cobalt - erythrocyte production 
E)  selenium - component of many enzymes 
A)  calcium - bone formation 
B)  zinc - hemoglobin synthesis 
C)  potassium - muscle and nerve function 
D)  cobalt - erythrocyte production 
E)  selenium - component of many enzymes

Question 18

The energy cost for assimilation of food is called

Accepted Answer

A)  the thermic effect of food. 
B)  the basal metabolic rate. 
C)  the caloric intake. 
D)  homeothermy. 
E)  free energy. 
A)  the thermic effect of food. 
B)  the basal metabolic rate. 
C)  the caloric intake. 
D)  homeothermy. 
E)  free energy.

Question 19

Which of the following will increase metabolic rate?

Accepted Answer

A)  exercise 
B)  fasting 
C)  malnutrition 
D)  reduced caloric intake 
E)  dieting 
A)  exercise 
B)  fasting 
C)  malnutrition 
D)  reduced caloric intake 
E)  dieting

Question 20

Match the function or term with the appropriate organic molecule.
-functional component of plasma membrane

Accepted Answer

A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids 
A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids

Exam 25: Nutrition, Metabolism, and Temperature Regulation

Which of the following statements is true?

A food that contains all nine essential amino acids is called a(n)

What is the glutamic acid made from transamination used for?

The Daily Values appearing on food labels are based on a ________ kilocalorie reference diet.

Glucose, amino acids, and fatty acids can be metabolized within the cell to liberate _____.

Which of the following is the correct sequence?

The sum of all chemical reactions that occur in the body is known as

An essential amino acid

If the fatty acid portion of a fat molecule has ten double covalent bonds, the fat is said to be

What is the measurement of the energy content of food?

Excess triglycerides are stored in adipose tissue. Adipose tissue functions

Which of the following statements about the citric acid cycle is false?

Which of the following is an example of catabolism?

The absorptive state

A food guide pyramid suggests that

Nutrition includes the study of

Which of the following minerals is mismatched with its function?

The energy cost for assimilation of food is called

Which of the following will increase metabolic rate?

Match the function or term with the appropriate organic molecule. -functional component of plasma membrane

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive System

Development, Growth, Aging, and Genetics

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