Term
The Cori cycle involves the interconversion of
A. lactate and pyruvate.
B. glucose and amino acids.
C. pyruvate and citric acids.
D. fatty acids and acetyl CoA. |
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Definition
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Term
In addition to energy, what are the principal end products of cellular oxidation of carbohydrates?
A. Water and carbon dioxide
B. Carbon, hydrogen, and urea
C. Indigestible fiber and nitrogen
D. Monosaccharides and amino acids |
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Definition
| A. Water and carbon dioxide |
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Term
During the first few days of a fast, what energy source provides about 90% of the glucose needed to fuel the body?
A. Protein
B. Ketones
C. Glycogen
D. Triglycerides |
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Definition
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Term
After the first day or so of fasting, which of the following is most depleted in the body?
A. Glycogen
B. Fatty acids
C. Amino acids
D. Triglycerides |
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Definition
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Term
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
A. lactate.
B. glycerol.
C. acetyl CoA.
D. amino acids. |
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Definition
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Term
Fatty acid oxidation results in the direct production of
A. ketones.
B. fructose.
C. pyruvate.
D. acetyl CoA. |
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Definition
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Term
Which of the following is not an aspect of glycolysis?
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 glucose |
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Definition
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Term
What is the immediate fate of excess dietary protein in the body?
A. Stored
B. Reduced
C. Oxidized
D. Deaminated |
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Definition
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Term
Which of the following can not be formed from acetyl CoA molecules?
A. Glucose
B. Cholesterol
C. Fatty acid
D. Carbon dioxide |
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Definition
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Term
When energy-yielding nutrients are consumed in excess, which one(s) can lead to storage of fat?
A. Fat only
B. Carbohydrate only
C. Fat and carbohydrate only
D. Fat, carbohydrate, and protein |
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Definition
| D. Fat, carbohydrate, and protein |
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Term
Glycolysis is the conversion of
A. glycogen to fat.
B. glycogen to protein.
C. glucose to pyruvate.
D. glucose to glycogen. |
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Definition
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Term
What term is specific to reactions in which simple compounds are combined into more complex molecules?
A. Anabolic
B. Catabolic
C. Ergogenic
D. Gluconeogenic |
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Definition
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Term
An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of
A. glycolysis.
B. the TCA cycle.
C. lactate synthesis.
D. ketone formation. |
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Definition
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Term
Approximately how many molecules of ATP are generated from the complete oxidation of one molecule of glucose?
A. 4
B. 9
C. 36
D. 130 |
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Definition
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Term
A graph of the relationship between mortality (left axis) and body mass index is shaped like a(n)
A. J.
B. S.
C. backslash.
D. inverted U. |
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Definition
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Term
Jacki, who has a sedentary lifestyle, is 5'5" tall and weighs 165 lbs. She calculated her BMI to be 27.5. She recognizes that her body weight is unhealthy and vows to improve her eating habits and begin a regular program of physical fitness. Her goal is to achieve a BMI of 22. Approximately how much weight (lbs) must she lose?
A. 21
B. 27
C. 33
D. 41 |
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Definition
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Term
Jim is a 45 year old who eats fast food at least 3 times a week and smokes a pack of cigarettes each day. He just had a physical examination and was told that his body mass index is 24. In what category would Jim's BMI be classified?
A. Obesity
B. Overweight
C. Underweight
D. Healthy weight |
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Definition
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Term
Among the following groups, which has the highest metabolic rate?
A. Females
B. Older individuals
C. Younger individuals
D. People with smaller surface areas |
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Definition
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Term
Which of the following is not a known side effect of having insufficient fat stores?
A. Infertility
B. Clinical depression
C. Elevated body temperature
D. Abnormal hunger regulation |
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Definition
| C. Elevated body temperature |
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Term
What is the main explanation for the difference in basal metabolic rates between males and females of the same body weight?
A. Males are usually taller than females
B. Females have lower levels of thyroid hormones
C. Males have a higher percentage of lean body mass
D. Females have a lower percentage of adipose tissue |
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Definition
| C. Males have a higher percentage of lean body mass |
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Term
In what region of the body is the storage of excess body fat associated with the highest risks for cardiovascular disease and diabetes?
A. Neck
B. Abdomen
C. Hips and thighs
D. Arms and shoulders |
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Definition
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