Question 1

Which of the following CANNOT be formed from acetyl CoA molecules?

Accepted Answer

A) Glucose 
B) Cholesterol 
C) Stearic acid 
D) Carbon dioxide 
A) Glucose 
B) Cholesterol 
C) Stearic acid 
D) Carbon dioxide

Question 2

Approximately how many molecules of ATP are generated from the complete oxidation of one molecule of glucose?

Accepted Answer

A) 4 
B) 9 
C) 32 
D) 130 
A) 4 
B) 9 
C) 32 
D) 130

Question 3

Approximately what percentage of all traffic fatalities involves alcohol?

Accepted Answer

A) 5 
B) 25 
C) 40 
D) 75 
A) 5 
B) 25 
C) 40 
D) 75

Question 4

Which of the following functions is(are)first to be affected when a person begins to drink alcohol?

Accepted Answer

A) Speech and vision 
B) Judgment and reasoning 
C) Voluntary muscle control 
D) Respiration and heart function 
A) Speech and vision 
B) Judgment and reasoning 
C) Voluntary muscle control 
D) Respiration and heart function

Question 5

Which of the following nutrients can be made from compounds composed of 2-carbon skeletons?

Accepted Answer

A) Glucose 
B) Fructose 
C) Glycogen 
D) Fatty acids 
A) Glucose 
B) Fructose 
C) Glycogen 
D) Fatty acids

Question 6

Where do the TCA cycle reactions take place?

Accepted Answer

A) Golgi 
B) Endoplasmic reticulum 
C) Nucleus of the mitochondria 
D) Inner compartment of the mitochondria 
A) Golgi 
B) Endoplasmic reticulum 
C) Nucleus of the mitochondria 
D) Inner compartment of the mitochondria

Question 7

An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of

Accepted Answer

A) glycolysis. 
B) the TCA cycle. 
C) lactate synthesis. 
D) ketone formation. 
A) glycolysis. 
B) the TCA cycle. 
C) lactate synthesis. 
D) ketone formation.

Question 8

A person with fruity odor on the breath demonstrates evidence of metabolic

Accepted Answer

A) ketosis. 
B) alkalosis. 
C) transamination. 
D) anaerobic breakdown. 
A) ketosis. 
B) alkalosis. 
C) transamination. 
D) anaerobic breakdown.

Question 9

At what point is oxygen used in the electron transport chain?

Accepted Answer

A) At the end 
B) At every step 
C) At the beginning 
D) When ATP is synthesized 
A) At the end 
B) At every step 
C) At the beginning 
D) When ATP is synthesized

Question 10

Which of the following metabolic reactions occurs when a cell uses energy?

Accepted Answer

A) ATP gains a phosphate group and becomes ADP 
B) ADP gains a phosphate group and becomes ATP 
C) ATP releases a phosphate group and becomes ADP 
D) ADP releases a phosphate group and becomes ATP 
A) ATP gains a phosphate group and becomes ADP 
B) ADP gains a phosphate group and becomes ATP 
C) ATP releases a phosphate group and becomes ADP 
D) ADP releases a phosphate group and becomes ATP

Question 11

Jake is getting ready for spring training and is sitting down to a dinner of half a chicken,a rib-eye steak,black beans,and 5 slices of bacon.He has been eating typical dinners like this for about a month and has since gained 7 pounds,while exercising only briefly.When Jake asks why he doesn't see an increase in his biceps or abs,the proper response should be

Accepted Answer

A) dietary protein alone does not contribute to muscle accretion. 
B) it takes at least 6 months to document changes in muscle accretion. 
C) the weight he has gained can be attributed to a substantial increase in his protein stores. 
D) because muscle accretion only responds to very lean meat choices,he should eliminate the fatty bacon and steak from his diet to promote muscle gain. 
A) dietary protein alone does not contribute to muscle accretion. 
B) it takes at least 6 months to document changes in muscle accretion. 
C) the weight he has gained can be attributed to a substantial increase in his protein stores. 
D) because muscle accretion only responds to very lean meat choices,he should eliminate the fatty bacon and steak from his diet to promote muscle gain.

Question 12

Ketonemia is defined as an elevation of

Accepted Answer

A) ketones in the blood. 
B) ketones in the urine. 
C) alpha-ketoglutarate in the blood. 
D) alpha-ketoglutarate in the urine. 
A) ketones in the blood. 
B) ketones in the urine. 
C) alpha-ketoglutarate in the blood. 
D) alpha-ketoglutarate in the urine.

Question 13

Which of the following outlines the overall sequence of events in the complete oxidation of glucose?

Accepted Answer

A) Cori cycle,TCA cycle,glycolysis 
B) Glycolysis,TCA cycle,electron transport chain 
C) Electron transport chain,TCA cycle,Cori cycle 
D) TCA cycle,electron transport chain,glycolysis 
A) Cori cycle,TCA cycle,glycolysis 
B) Glycolysis,TCA cycle,electron transport chain 
C) Electron transport chain,TCA cycle,Cori cycle 
D) TCA cycle,electron transport chain,glycolysis

Question 14

Which of the following compounds CANNOT be formed from fatty acids?

Accepted Answer

A) Ketones 
B) Glucose 
C) Acetyl CoA 
D) Carbon dioxide 
A) Ketones 
B) Glucose 
C) Acetyl CoA 
D) Carbon dioxide

Question 15

All of the following may serve as precursors for oxaloacetate synthesis EXCEPT

Accepted Answer

A) fat. 
B) starch. 
C) glucose. 
D) protein. 
A) fat. 
B) starch. 
C) glucose. 
D) protein.

Question 16

Approximately how many ATP molecules are synthesized from the complete oxidation of a molecule of palmitic acid?

Accepted Answer

A) 9 
B) 27 
C) 98 
D) 129 
A) 9 
B) 27 
C) 98 
D) 129

Question 17

Approximately what percentage of the weight of triglycerides CANNOT be converted to glucose?

Accepted Answer

A) 70 
B) 80 
C) 90 
D) 95 
A) 70 
B) 80 
C) 90 
D) 95

Question 18

Which of the following accounts for the higher energy density of a fatty acid compared with the other energy-yielding nutrients?

Accepted Answer

A) Fatty acids have a lower percentage of hydrogen-carbon bonds 
B) Fatty acids have a greater percentage of hydrogen-carbon bonds 
C) Other energy-yielding nutrients have a lower percentage of oxygen-carbon bonds 
D) Other energy-yielding nutrients undergo fewer metabolic reactions,thereby lowering the energy yield 
A) Fatty acids have a lower percentage of hydrogen-carbon bonds 
B) Fatty acids have a greater percentage of hydrogen-carbon bonds 
C) Other energy-yielding nutrients have a lower percentage of oxygen-carbon bonds 
D) Other energy-yielding nutrients undergo fewer metabolic reactions,thereby lowering the energy yield

Question 19

The amount of ethanol in a typical "drink" is

Accepted Answer

A) 0.5 ounce. 
B) 1 ounce. 
C) 1.5 ounces. 
D) 2 ounces. 
A) 0.5 ounce. 
B) 1 ounce. 
C) 1.5 ounces. 
D) 2 ounces.

Question 20

The health benefits of moderate alcohol intake occur in people _____ years of age and older.

Accepted Answer

A) 21 
B) 35 
C) 55 
D) 65 
A) 21 
B) 35 
C) 55 
D) 65

Which of the following CANNOT be formed from acetyl CoA molecules?

Approximately how many molecules of ATP are generated from the complete oxidation of one molecule of glucose?

Approximately what percentage of all traffic fatalities involves alcohol?

Which of the following functions is(are)first to be affected when a person begins to drink alcohol?

Which of the following nutrients can be made from compounds composed of 2-carbon skeletons?

Where do the TCA cycle reactions take place?

An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of

A person with fruity odor on the breath demonstrates evidence of metabolic

At what point is oxygen used in the electron transport chain?

Which of the following metabolic reactions occurs when a cell uses energy?

Ketonemia is defined as an elevation of

Which of the following outlines the overall sequence of events in the complete oxidation of glucose?

Which of the following compounds CANNOT be formed from fatty acids?

All of the following may serve as precursors for oxaloacetate synthesis EXCEPT

Approximately how many ATP molecules are synthesized from the complete oxidation of a molecule of palmitic acid?

Approximately what percentage of the weight of triglycerides CANNOT be converted to glucose?

Which of the following accounts for the higher energy density of a fatty acid compared with the other energy-yielding nutrients?

The amount of ethanol in a typical "drink" is

The health benefits of moderate alcohol intake occur in people _____ years of age and older.

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 7: Energy Metabolism

Which of the following CANNOT be formed from acetyl CoA molecules?

Approximately how many molecules of ATP are generated from the complete oxidation of one molecule of glucose?

Approximately what percentage of all traffic fatalities involves alcohol?

Which of the following functions is(are)first to be affected when a person begins to drink alcohol?

Which of the following nutrients can be made from compounds composed of 2-carbon skeletons?

Where do the TCA cycle reactions take place?

An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of

A person with fruity odor on the breath demonstrates evidence of metabolic

At what point is oxygen used in the electron transport chain?

Which of the following metabolic reactions occurs when a cell uses energy?

Ketonemia is defined as an elevation of

Which of the following outlines the overall sequence of events in the complete oxidation of glucose?

Which of the following compounds CANNOT be formed from fatty acids?

All of the following may serve as precursors for oxaloacetate synthesis EXCEPT

Approximately how many ATP molecules are synthesized from the complete oxidation of a molecule of palmitic acid?

Approximately what percentage of the weight of triglycerides CANNOT be converted to glucose?

Which of the following accounts for the higher energy density of a fatty acid compared with the other energy-yielding nutrients?

The amount of ethanol in a typical "drink" is

The health benefits of moderate alcohol intake occur in people _____ years of age and older.

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters