Question 1

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 2

Match the mineral with its function.
-iodine

Accepted Answer

A) functions in carbon dioxide metabolism and transport,also needed for protein metabolism 
B) component of hemoglobin 
C) a constituent of coenzymes; needed for bone formation and proper function of nerve and muscle 
D) needed for the production of thyroxine 
E) component of nucleic acids and ATP; used in bone formation 
A) functions in carbon dioxide metabolism and transport,also needed for protein metabolism 
B) component of hemoglobin 
C) a constituent of coenzymes; needed for bone formation and proper function of nerve and muscle 
D) needed for the production of thyroxine 
E) component of nucleic acids and ATP; used in bone formation

Question 3

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.

Question 4

Total energy expenditure is estimated from

Accepted Answer

A) basal metabolic rate. 
B) thermic effect of food. 
C) physical activity. 
D) basal metabolic rate and physical activity. 
E) basal metabolic rate,thermic effect of food,and physical activity. 
A) basal metabolic rate. 
B) thermic effect of food. 
C) physical activity. 
D) basal metabolic rate and physical activity. 
E) basal metabolic rate,thermic effect of food,and physical activity.

Question 5

Why is it important that glucose be converted to glucose-6-phosphate once glucose enters a cell?

Accepted Answer

A) This form is easier for cells to metabolize. 
B) Glucose can't diffuse out of the cell if it is in this form. 
C) The cells can easily excrete this molecule. 
D) It becomes a long-term storage molecule for glucose. 
E) It can now cross the plasma membrane. 
A) This form is easier for cells to metabolize. 
B) Glucose can't diffuse out of the cell if it is in this form. 
C) The cells can easily excrete this molecule. 
D) It becomes a long-term storage molecule for glucose. 
E) It can now cross the plasma membrane.

Question 6

What would happen to a vitamin if its chemical structure is destroyed by catabolism?

Accepted Answer

A) It could be recycled. 
B) It would become nonfunctional. 
C) It becomes a provitamin. 
D) It becomes a coenzyme. 
E) Nothing; this is normal. 
A) It could be recycled. 
B) It would become nonfunctional. 
C) It becomes a provitamin. 
D) It becomes a coenzyme. 
E) Nothing; this is normal.

Question 7

Olive and peanut oils are both

Accepted Answer

A) solid fats. 
B) polyunsaturated fats. 
C) monounsaturated fats. 
D) fatty acids. 
E) hydrogenated. 
A) solid fats. 
B) polyunsaturated fats. 
C) monounsaturated fats. 
D) fatty acids. 
E) hydrogenated.

Question 8

During the postabsorptive state,the first source of glucose is

Accepted Answer

A) fat. 
B) sugars. 
C) glycogen. 
D) amino acids. 
E) carbohydrates. 
A) fat. 
B) sugars. 
C) glycogen. 
D) amino acids. 
E) carbohydrates.

Question 9

Match the vitamin with its function in the body.
-pyridoxine (B6)

Accepted Answer

A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A 
A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A

Question 10

How many ATP and NADH are produced by glycolysis of one glucose molecule?

Accepted Answer

A) 2 ATP and 1 NADH 
B) 4 ATP and 4 NADH 
C) 2 ATP and 2 NADH 
D) 1 ATP and 2 NADH 
A) 2 ATP and 1 NADH 
B) 4 ATP and 4 NADH 
C) 2 ATP and 2 NADH 
D) 1 ATP and 2 NADH

Question 11

Which of the following is/are possible uses of amino acids in energy production?

Accepted Answer

A) forming a ketoacid that can enter the citric acid cycle 
B) forming intermediate molecules of carbohydrate metabolism 
C) forming NADH that enters the electron-transport chain. 
D) All of the choices are uses of amino acids in energy production. 
A) forming a ketoacid that can enter the citric acid cycle 
B) forming intermediate molecules of carbohydrate metabolism 
C) forming NADH that enters the electron-transport chain. 
D) All of the choices are uses of amino acids in energy production.

Question 12

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 13

Match the vitamin with its function in the body.
-riboflavin

Accepted Answer

A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A 
A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A

Question 14

Excess glucose in animals is stored as

Accepted Answer

A) starch. 
B) sucrose. 
C) glycogen. 
D) galactose. 
E) cellulose. 
A) starch. 
B) sucrose. 
C) glycogen. 
D) galactose. 
E) cellulose.

Question 15

The production of protein by cells is an example of

Accepted Answer

A) anabolism. 
B) catabolism. 
C) glycolysis. 
D) phosphorylation. 
E) decomposition. 
A) anabolism. 
B) catabolism. 
C) glycolysis. 
D) phosphorylation. 
E) decomposition.

Question 16

Complex carbohydrates include

Accepted Answer

A) glucose and fructose. 
B) maltose and sucrose. 
C) starch,glycogen,and cellulose. 
D) cellulose and glucose. 
E) glucose and lactose. 
A) glucose and fructose. 
B) maltose and sucrose. 
C) starch,glycogen,and cellulose. 
D) cellulose and glucose. 
E) glucose and lactose.

Question 17

Polyunsaturated vegetable oils can be changed from liquids to solids by

Accepted Answer

A) adding more unsaturated fatty acids to the molecules. 
B) removing the glycerol portion of the molecules. 
C) decreasing the number of double covalent bonds in their fatty acids. 
D) removing hydrogens from the molecules. 
A) adding more unsaturated fatty acids to the molecules. 
B) removing the glycerol portion of the molecules. 
C) decreasing the number of double covalent bonds in their fatty acids. 
D) removing hydrogens from the molecules.

Question 18

Starches and sugars are examples of

Accepted Answer

A) carbohydrates. 
B) lipids. 
C) proteins. 
D) vitamins. 
E) minerals. 
A) carbohydrates. 
B) lipids. 
C) proteins. 
D) vitamins. 
E) minerals.

Question 19

Match the mineral with its function.
-phosphorus

Accepted Answer

A) functions in carbon dioxide metabolism and transport,also needed for protein metabolism 
B) component of hemoglobin 
C) a constituent of coenzymes; needed for bone formation and proper function of nerve and muscle 
D) needed for the production of thyroxine 
E) component of nucleic acids and ATP; used in bone formation 
A) functions in carbon dioxide metabolism and transport,also needed for protein metabolism 
B) component of hemoglobin 
C) a constituent of coenzymes; needed for bone formation and proper function of nerve and muscle 
D) needed for the production of thyroxine 
E) component of nucleic acids and ATP; used in bone formation

Question 20

Metabolic rate is the total amount of

Accepted Answer

A) glucose absorbed by the small intestine each hour. 
B) heat produced by body cells in an hour. 
C) energy produced and used by the body per unit of time. 
D) carbon dioxide exhaled per unit of time. 
E) kilocalories consumed. 
A) glucose absorbed by the small intestine each hour. 
B) heat produced by body cells in an hour. 
C) energy produced and used by the body per unit of time. 
D) carbon dioxide exhaled per unit of time. 
E) kilocalories consumed.

Exam 25: Nutrition,metabolism,and Temperature Regulation

The energy cost for assimilation of food is called

Match the mineral with its function. -iodine

Which of the following statements is true?

Total energy expenditure is estimated from

Why is it important that glucose be converted to glucose-6-phosphate once glucose enters a cell?

What would happen to a vitamin if its chemical structure is destroyed by catabolism?

Olive and peanut oils are both

During the postabsorptive state,the first source of glucose is

Match the vitamin with its function in the body. -pyridoxine (B6)

How many ATP and NADH are produced by glycolysis of one glucose molecule?

Which of the following is/are possible uses of amino acids in energy production?

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

Match the vitamin with its function in the body. -riboflavin

Excess glucose in animals is stored as

The production of protein by cells is an example of

Complex carbohydrates include

Polyunsaturated vegetable oils can be changed from liquids to solids by

Starches and sugars are examples of

Match the mineral with its function. -phosphorus

Metabolic rate is the total amount of

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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