Question 1

Which of the following is NOT an aspect of glycolysis?

Accepted Answer

A)  It is irreversible
B)  It generates ATP
C)  It occurs in the absence of oxygen
D)  It generates two molecules of pyruvate for each molecule of glucoseE) C) and D)
F) B) and D)

Question 2

The site of lipid synthesis in the cell is the

Accepted Answer

A)  nucleus.
B)  Golgi bodies.
C)  mitochondria.
D)  smooth endoplasmic reticulum.E) A) and B)
F) A) and C)

Question 3

Lillie has been losing weight by following a very-low-carbohydrate diet for 2 months.Her primary care physician just diagnosed ketosis through a urine sample.Which of the following symptoms would be another way the physician might have suspected ketosis in Lillie?

Accepted Answer

A)  Thinning hair
B)  Irritable temper
C)  Fishy body odor
D)  Fruity odor on breathE) None of the above
F) A) and C)

Question 4

When protein consumption is in excess of body needs and energy needs are met,the excess amino acids are metabolized and the energy in the molecules is

Accepted Answer

A)  stored as fat only.
B)  excreted in the feces.
C)  stored as amino acids only.
D)  stored as glycogen and fat.E) B) and D)
F) None of the above

Question 5

If a person consumes 100 kcalories in excess of energy needs from table sugar,approximately how many of the kcalories are stored in the body?

Accepted Answer

A)  25
B)  50
C)  75
D)  100E) A) and D)
F) All of the above

Question 6

Of the total amount of carbohydrate energy consumed by the body,approximately what percentage is used by the brain and nerve cells?

Accepted Answer

A)  10
B)  30
C)  50
D)  90E) None of the above
F) A) and D)

Question 7

A feature of ketosis is that it

Accepted Answer

A)  occurs from lack of protein in the diet.
B)  occurs when fats are partially oxidized.
C)  results from excess acetoacetate in the diet.
D)  results from excess carbohydrate in the diet.E) A) and C)
F) A) and B)

Question 8

If a person consumes 100 kcalories in excess of energy needs from olive oil,approximately what percentage of the kcalories are stored in the body?

Accepted Answer

A)  25
B)  45
C)  65
D)  95E) C) and D)
F) A) and B)

Question 9

Binge drinking is defined as the successive consumption of

Accepted Answer

A)  1-2 drinks.
B)  4-5 drinks.
C)  6-9 drinks.
D)  more than 10 drinks.E) None of the above
F) All of the above

Question 10

In the average healthy person,about how much time is required by the liver to process the alcohol in a typical drink?

Accepted Answer

A)  15 minutes
B)  30 minutes
C)  1 hour
D)  2 hoursE) B) and D)
F) A) and B)

Question 11

Which of the following is NOT a 3-carbon compound?

Accepted Answer

A)  Lactate
B)  Glycerol
C)  Pyruvate
D)  Acetyl CoAE) A) and D)
F) B) and C)

Question 12

What is the first stage of liver deterioration in heavy drinkers?

Accepted Answer

A)  Fibrosis
B)  Fatty liver
C)  Primary cirrhosis
D)  Failure of the MEOS pathwayE) A) and C)
F) A) and B)

Question 13

Excess alcohol intake leads to a reduction in the synthesis rate of

Accepted Answer

A)  liver fat.
B)  liver glucose.
C)  ketone bodies.
D)  acetyl CoA molecules.E) A) and D)
F) C) and D)

Question 14

What is the immediate fate of excess dietary protein in the body?

Accepted Answer

A)  Stored
B)  Reduced
C)  Oxidized
D)  DeaminatedE) A) and C)
F) A) and D)

Question 15

Which of the following controls a person's maximum rate of alcohol catabolism?

Accepted Answer

A)  Breathing rate
B)  Activity of alcohol dehydrogenase
C)  Gastric acetaldehyde dehydrogenase
D)  Activity of the electron transport chainE) B) and D)
F) All of the above

Question 16

Adverse side effects of typical low-carbohydrate diets include all of the following EXCEPT

Accepted Answer

A)  fatigue.
B)  nausea.
C)  constipation.
D)  high blood pressure.E) A) and B)
F) B) and C)

Question 17

Which of the following reactions is an example of an anabolic reaction?

Accepted Answer

A)  Pyruvate synthesis from glucose
B)  Acetyl CoA synthesis from cholesterol
C)  Carbon dioxide synthesis from citric acid
D)  Cholesterol synthesis from acetyl CoA moleculesE) All of the above
F) B) and C)

Question 18

Which of the following is a feature of low-carbohydrate diets?

Accepted Answer

A)  Body glycogen stores are preserved
B)  Ketosis is evident within the first 1-2 days
C)  In the first few days,body fat loss exceeds water loss
D)  Overall body fat losses are about the same as with other dietsE) B) and C)
F) A) and D)

Question 19

Which of the following does NOT typically decrease in starvation?

Accepted Answer

A)  Metabolic rate
B)  Mental alertness
C)  Immune function
D)  Body temperatureE) None of the above
F) C) and D)

Question 20

Fatty acid oxidation results in the direct production of

Accepted Answer

A)  ketones.
B)  fructose.
C)  pyruvate.
D)  acetyl CoA.E) A) and D)
F) A) and C)

Exam 7: Energy Metabolism

Of the total amount of carbohydrate energy consumed by the body,approximately what percentage is used by the brain and nerve cells?

Correct AnswerverifiedShow Answer

Lillie has been losing weight by following a very-low-carbohydrate diet for 2 months.Her primary care physician just diagnosed ketosis through a urine sample.Which of the following symptoms would be another way the physician might have suspected ketosis in Lillie?

Correct AnswerverifiedShow Answer

What is the first stage of liver deterioration in heavy drinkers?

Correct AnswerverifiedShow Answer

Which of the following reactions is an example of an anabolic reaction?

Correct AnswerverifiedShow Answer

Which of the following is NOT a 3-carbon compound?

Correct AnswerverifiedShow Answer

Excess alcohol intake leads to a reduction in the synthesis rate of

Correct AnswerverifiedShow Answer

Which of the following is NOT an aspect of glycolysis?

Correct AnswerverifiedShow Answer

If a person consumes 100 kcalories in excess of energy needs from table sugar,approximately how many of the kcalories are stored in the body?

Correct AnswerverifiedShow Answer

Which of the following is a feature of low-carbohydrate diets?

Correct AnswerverifiedShow Answer

Fatty acid oxidation results in the direct production of

Correct AnswerverifiedShow Answer

When protein consumption is in excess of body needs and energy needs are met,the excess amino acids are metabolized and the energy in the molecules is

Correct AnswerverifiedShow Answer

Adverse side effects of typical low-carbohydrate diets include all of the following EXCEPT

Correct AnswerverifiedShow Answer

In the average healthy person,about how much time is required by the liver to process the alcohol in a typical drink?

Correct AnswerverifiedShow Answer

A feature of ketosis is that it

Correct AnswerverifiedShow Answer

If a person consumes 100 kcalories in excess of energy needs from olive oil,approximately what percentage of the kcalories are stored in the body?

Correct AnswerverifiedShow Answer

Which of the following does NOT typically decrease in starvation?

Correct AnswerverifiedShow Answer

Binge drinking is defined as the successive consumption of

Correct AnswerverifiedShow Answer

The site of lipid synthesis in the cell is the

Correct AnswerverifiedShow Answer

Which of the following controls a person's maximum rate of alcohol catabolism?

Correct AnswerverifiedShow Answer

What is the immediate fate of excess dietary protein in the body?

Correct AnswerverifiedShow Answer

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