Question 1

When energy-yielding nutrients are consumed in excess,which one(s)can lead to storage of fat?

Accepted Answer

A) Fat only 
B) Carbohydrate only 
C) Fat and carbohydrate only 
D) Fat,carbohydrate,and protein 
A) Fat only 
B) Carbohydrate only 
C) Fat and carbohydrate only 
D) Fat,carbohydrate,and protein D

Question 2

Which of the following is the most likely explanation for the body's higher metabolic efficiency of converting a molecule of corn oil into stored fat compared with a molecule of sucrose?

Accepted Answer

A) The enzymes specific for metabolizing absorbed fat have been found to have higher activities than those metabolizing sucrose 
B) The absorbed corn oil is transported to fat cells at a faster rate than the absorbed sucrose,thereby favoring the uptake of corn oil fat 
C) There are fewer metabolic reactions for disassembling the corn oil and re-assembling the parts into a triglyceride for uptake by the fat cells 
D) Because corn oil has a greater energy content than sucrose,conversion of these nutrients into stored fat requires a smaller percentage of the energy from the corn oil 
A) The enzymes specific for metabolizing absorbed fat have been found to have higher activities than those metabolizing sucrose 
B) The absorbed corn oil is transported to fat cells at a faster rate than the absorbed sucrose,thereby favoring the uptake of corn oil fat 
C) There are fewer metabolic reactions for disassembling the corn oil and re-assembling the parts into a triglyceride for uptake by the fat cells 
D) Because corn oil has a greater energy content than sucrose,conversion of these nutrients into stored fat requires a smaller percentage of the energy from the corn oil C

Question 3

What type of diet is associated with the development of ketosis?

Accepted Answer

A) Low fat 
B) Low protein 
C) Low carbohydrate 
D) High carbohydrate 
A) Low fat 
B) Low protein 
C) Low carbohydrate 
D) High carbohydrate C

Question 4

Approximately how many kcal are contained in 3 ounces of 80-proof rum?

Accepted Answer

A) 50 
B) 100 
C) 150 
D) 200 
A) 50 
B) 100 
C) 150 
D) 200

Question 5

Which of the following is one explanation for the generally lower tolerance for alcohol in women in comparison to men?

Accepted Answer

A) Women fast more often 
B) Women do not eat as much food with the alcohol 
C) Women consume more of their alcohol in sweetened drinks 
D) Women have lower amounts of stomach alcohol dehydrogenase 
A) Women fast more often 
B) Women do not eat as much food with the alcohol 
C) Women consume more of their alcohol in sweetened drinks 
D) Women have lower amounts of stomach alcohol dehydrogenase

Question 6

Which of the following is a possible fate of acetyl CoA?

Accepted Answer

A) Degradation to urea 
B) Synthesis to glycerol 
C) Synthesis to fatty acids 
D) Degradation to ammonia 
A) Degradation to urea 
B) Synthesis to glycerol 
C) Synthesis to fatty acids 
D) Degradation to ammonia

Question 7

When a balanced diet is consumed,approximately what percentage of the body's energy expenditure is furnished by amino acids?

Accepted Answer

A) 1 to 5 
B) 10 to 15 
C) 25 to 35 
D) 50 to 65 
A) 1 to 5 
B) 10 to 15 
C) 25 to 35 
D) 50 to 65

Question 8

Your roommate Demetrius is participating in a weightlifting course and complains of a burning pain during workouts.You explain to Demetrius that the rapid breakdown of glucose in his muscles produces large amounts of pyruvate,which leads to a fall in pH within the muscle and that the muscle responds by converting excess pyruvate to

Accepted Answer

A) lactate. 
B) glycerol. 
C) acetyl CoA. 
D) amino acids. 
A) lactate. 
B) glycerol. 
C) acetyl CoA. 
D) amino acids.

Question 9

What is the percentage of ethanol in 120-proof scotch whiskey?

Accepted Answer

A) 5 
B) 30 
C) 60 
D) 95 
A) 5 
B) 30 
C) 60 
D) 95

Question 10

The hydrolysis of ATP that often occurs simultaneously with the synthesis of many compounds is an example of

Accepted Answer

A) coupled reactions. 
B) tandem cleavages. 
C) metabolic couplings. 
D) high-energy processes. 
A) coupled reactions. 
B) tandem cleavages. 
C) metabolic couplings. 
D) high-energy processes.

Question 11

What term is specific to reactions in which simple compounds are combined into more complex molecules?

Accepted Answer

A) Anabolic 
B) Catabolic 
C) Ergogenic 
D) Gluconeogenic 
A) Anabolic 
B) Catabolic 
C) Ergogenic 
D) Gluconeogenic

Question 12

Which of the following is NOT a possible fate of metabolized glucose?

Accepted Answer

A) Urea 
B) Acetyl CoA 
C) Amino acids 
D) Muscle glycogen 
A) Urea 
B) Acetyl CoA 
C) Amino acids 
D) Muscle glycogen

Question 13

What is the primary organ that oxidizes alcohol?

Accepted Answer

A) Brain 
B) Liver 
C) Pancreas 
D) Digestive tract 
A) Brain 
B) Liver 
C) Pancreas 
D) Digestive tract

Question 14

Chronic excess alcohol intake leads to all of the following effects on folate EXCEPT

Accepted Answer

A) the small intestine recycles more folate. 
B) the liver releases more folate into the blood. 
C) the kidneys excrete more folate via the urine. 
D) the small intestine absorbs less folate from the diet. 
A) the small intestine recycles more folate. 
B) the liver releases more folate into the blood. 
C) the kidneys excrete more folate via the urine. 
D) the small intestine absorbs less folate from the diet.

Question 15

Which of the following can be synthesized from all three energy-yielding nutrients?

Accepted Answer

A) Lactate 
B) Glycogen 
C) Acetyl CoA 
D) Oxaloacetate 
A) Lactate 
B) Glycogen 
C) Acetyl CoA 
D) Oxaloacetate

Question 16

How many acetyl CoA molecules may be obtained from oxidation of an 18-carbon fatty acid?

Accepted Answer

A) 3 
B) 6 
C) 9 
D) 18 
A) 3 
B) 6 
C) 9 
D) 18

Question 17

Elizabeth has been fasting for 4 days in observance of her religious beliefs.You note that her breath smells "fruity." This is most likely due to

Accepted Answer

A) her intake of religious wafers. 
B) her intake of dilute fruit juices. 
C) her body's shift to a state of ketosis. 
D) her body's switch to a lipogenic state. 
A) her intake of religious wafers. 
B) her intake of dilute fruit juices. 
C) her body's shift to a state of ketosis. 
D) her body's switch to a lipogenic state.

Question 18

Which of the following dietary components CANNOT be used to synthesize and store glycogen?

Accepted Answer

A) Lactose 
B) Animal fats 
C) Wheat starch 
D) Plant protein 
A) Lactose 
B) Animal fats 
C) Wheat starch 
D) Plant protein

Question 19

Which of the following is classified as a ketone body?

Accepted Answer

A) Sorbitol 
B) Pyruvate 
C) Acetyl CoA 
D) Acetoacetate 
A) Sorbitol 
B) Pyruvate 
C) Acetyl CoA 
D) Acetoacetate

Question 20

What is the major energy carrier molecule in most cells?

Accepted Answer

A) ATP 
B) Glucose 
C) Pyruvate 
D) A kcalorie 
A) ATP 
B) Glucose 
C) Pyruvate 
D) A kcalorie

When energy-yielding nutrients are consumed in excess,which one(s)can lead to storage of fat?

Which of the following is the most likely explanation for the body's higher metabolic efficiency of converting a molecule of corn oil into stored fat compared with a molecule of sucrose?

What type of diet is associated with the development of ketosis?

Approximately how many kcal are contained in 3 ounces of 80-proof rum?

Which of the following is one explanation for the generally lower tolerance for alcohol in women in comparison to men?

Which of the following is a possible fate of acetyl CoA?

When a balanced diet is consumed,approximately what percentage of the body's energy expenditure is furnished by amino acids?

What is the percentage of ethanol in 120-proof scotch whiskey?

The hydrolysis of ATP that often occurs simultaneously with the synthesis of many compounds is an example of

What term is specific to reactions in which simple compounds are combined into more complex molecules?

Which of the following is NOT a possible fate of metabolized glucose?

What is the primary organ that oxidizes alcohol?

Chronic excess alcohol intake leads to all of the following effects on folate EXCEPT

Which of the following can be synthesized from all three energy-yielding nutrients?

How many acetyl CoA molecules may be obtained from oxidation of an 18-carbon fatty acid?

Elizabeth has been fasting for 4 days in observance of her religious beliefs.You note that her breath smells "fruity." This is most likely due to

Which of the following dietary components CANNOT be used to synthesize and store glycogen?

Which of the following is classified as a ketone body?

What is the major energy carrier molecule in most cells?

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

When energy-yielding nutrients are consumed in excess,which one(s)can lead to storage of fat?

Which of the following is the most likely explanation for the body's higher metabolic efficiency of converting a molecule of corn oil into stored fat compared with a molecule of sucrose?

What type of diet is associated with the development of ketosis?

Approximately how many kcal are contained in 3 ounces of 80-proof rum?

Which of the following is one explanation for the generally lower tolerance for alcohol in women in comparison to men?

Which of the following is a possible fate of acetyl CoA?

When a balanced diet is consumed,approximately what percentage of the body's energy expenditure is furnished by amino acids?

What is the percentage of ethanol in 120-proof scotch whiskey?

The hydrolysis of ATP that often occurs simultaneously with the synthesis of many compounds is an example of

What term is specific to reactions in which simple compounds are combined into more complex molecules?

Which of the following is NOT a possible fate of metabolized glucose?

What is the primary organ that oxidizes alcohol?

Chronic excess alcohol intake leads to all of the following effects on folate EXCEPT

Which of the following can be synthesized from all three energy-yielding nutrients?

How many acetyl CoA molecules may be obtained from oxidation of an 18-carbon fatty acid?

Elizabeth has been fasting for 4 days in observance of her religious beliefs.You note that her breath smells "fruity." This is most likely due to

Which of the following dietary components CANNOT be used to synthesize and store glycogen?

Which of the following is classified as a ketone body?

What is the major energy carrier molecule in most cells?

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