Question 1

Inadequate exposure to sunlight could result in decreased amounts of vitamin ________ in the body.

Accepted Answer

A) A 
B) B₁₂ 
C) C 
D) D 
E) E 
A) A 
B) B₁₂ 
C) C 
D) D 
E) E D

Question 2

Oxygen is an important molecule in which of the following?

Accepted Answer

A) citric acid cycle and ETS 
B) glycolysis,citric acid cycle,and ETS 
C) citric acid cycle only 
D) glycolysis only 
E) ETS only 
A) citric acid cycle and ETS 
B) glycolysis,citric acid cycle,and ETS 
C) citric acid cycle only 
D) glycolysis only 
E) ETS only A

Question 3

The end products of glycolysis are

Accepted Answer

A) ATP,water,and carbon dioxide. 
B) ATP,NADH,and pyruvic acid. 
C) ADP and ATP. 
D) pyruvic acid and citric acid. 
E) NADH and FADH2. 
A) ATP,water,and carbon dioxide. 
B) ATP,NADH,and pyruvic acid. 
C) ADP and ATP. 
D) pyruvic acid and citric acid. 
E) NADH and FADH2. B

Question 4

A vitamin obtained that is a coenzyme in amino acid and lipid metabolism is

Accepted Answer

A) pyridoxine (B₆). 
B) thiamine. 
C) riboflavin. 
D) folic acid (folate). 
E) niacin. 
A) pyridoxine (B₆). 
B) thiamine. 
C) riboflavin. 
D) folic acid (folate). 
E) niacin.

Question 5

The major cation in cytoplasm is

Accepted Answer

A) sodium. 
B) potassium. 
C) calcium. 
D) magnesium. 
E) iron. 
A) sodium. 
B) potassium. 
C) calcium. 
D) magnesium. 
E) iron.

Question 6

The vitamin that is part of the coenzyme NAD is

Accepted Answer

A) thiamine. 
B) riboflavin. 
C) niacin. 
D) folic acid (folate). 
E) cobalamin. 
A) thiamine. 
B) riboflavin. 
C) niacin. 
D) folic acid (folate). 
E) cobalamin.

Question 7

During the postabsorptive state,________ stimulate(s)lipid catabolism.

Accepted Answer

A) glucocorticoids 
B) androgens 
C) insulin 
D) glucagon 
E) All of the answers are correct. 
A) glucocorticoids 
B) androgens 
C) insulin 
D) glucagon 
E) All of the answers are correct.

Question 8

A(n)________ diet contains all of the ingredients necessary to maintain homeostasis.

Accepted Answer

A) complete 
B) essential 
C) balanced 
D) vegan 
E) metabolic 
A) complete 
B) essential 
C) balanced 
D) vegan 
E) metabolic

Question 9

The citric acid cycle is an aerobic process because

Accepted Answer

A) ADP is phosphorylated. 
B) FADH2 is produced. 
C) citric acid molecules have oxygen atoms. 
D) oxygen is needed to remove carbon atoms as carbon dioxide. 
E) NAH+ is converted into NADH. 
A) ADP is phosphorylated. 
B) FADH2 is produced. 
C) citric acid molecules have oxygen atoms. 
D) oxygen is needed to remove carbon atoms as carbon dioxide. 
E) NAH+ is converted into NADH.

Question 10

The vitamin whose deficiency causes beriberi is

Accepted Answer

A) thiamine. 
B) riboflavin. 
C) niacin. 
D) folic acid (folate). 
E) cobalamin. 
A) thiamine. 
B) riboflavin. 
C) niacin. 
D) folic acid (folate). 
E) cobalamin.

Question 11

All of the following complement the actions of glucocorticoids in the postabsorptive state except

Accepted Answer

A) insulin. 
B) growth hormone. 
C) glucagon. 
D) epinephrine. 
A) insulin. 
B) growth hormone. 
C) glucagon. 
D) epinephrine.

Question 12

Cells synthesize new organic components for which of the following reasons?

Accepted Answer

A) structural maintenance 
B) growth and repair 
C) produce secretions 
D) store nutrients 
E) All of the answers are correct. 
A) structural maintenance 
B) growth and repair 
C) produce secretions 
D) store nutrients 
E) All of the answers are correct.

Question 13

The major cation in extracellular fluid is

Accepted Answer

A) sodium. 
B) potassium. 
C) calcium. 
D) magnesium. 
E) iron. 
A) sodium. 
B) potassium. 
C) calcium. 
D) magnesium. 
E) iron.

Question 14

During starvation,

Accepted Answer

A) carbohydrate utilization increases. 
B) gluconeogenesis ceases. 
C) there is a decline in circulating ketone bodies. 
D) muscle proteins are used as an energy source. 
E) carbohydrate reserves maintained by metabolizing inorganic compounds. 
A) carbohydrate utilization increases. 
B) gluconeogenesis ceases. 
C) there is a decline in circulating ketone bodies. 
D) muscle proteins are used as an energy source. 
E) carbohydrate reserves maintained by metabolizing inorganic compounds.

Question 15

The loss of heat energy by vaporizing water is called

Accepted Answer

A) radiation. 
B) conduction. 
C) convection. 
D) evaporation. 
E) transmission. 
A) radiation. 
B) conduction. 
C) convection. 
D) evaporation. 
E) transmission.

Question 16

The vitamin that is a coenzyme in amino acid and nucleic acid metabolism is

Accepted Answer

A) pantothenic acid. 
B) pyridoxine (B₆). 
C) folic acid (folate). 
D) vitamin C. 
E) vitamin K. 
A) pantothenic acid. 
B) pyridoxine (B₆). 
C) folic acid (folate). 
D) vitamin C. 
E) vitamin K.

Question 17

The lipoproteins that carry absorbed lipids from the intestinal tract to the bloodstream are

Accepted Answer

A) HDLs. 
B) VLDLs. 
C) LDLs. 
D) chylomicrons. 
E) coenzymes. 
A) HDLs. 
B) VLDLs. 
C) LDLs. 
D) chylomicrons. 
E) coenzymes.

Question 18

Lipoproteins that carry mostly cholesterol to peripheral tissues are called

Accepted Answer

A) chylomicrons. 
B) very-low-density lipoproteins. 
C) intermediate-density lipoproteins. 
D) low-density lipoproteins. 
E) high-density lipoproteins. 
A) chylomicrons. 
B) very-low-density lipoproteins. 
C) intermediate-density lipoproteins. 
D) low-density lipoproteins. 
E) high-density lipoproteins.

Question 19

Lipoproteins that are formed within the intestinal epithelium to transfer dietary fats into circulation are called

Accepted Answer

A) chylomicrons. 
B) very-low-density lipoproteins. 
C) intermediate-density lipoproteins. 
D) low-density lipoproteins. 
E) high-density lipoproteins. 
A) chylomicrons. 
B) very-low-density lipoproteins. 
C) intermediate-density lipoproteins. 
D) low-density lipoproteins. 
E) high-density lipoproteins.

Question 20

The process of glycogen formation is known as

Accepted Answer

A) glycolysis. 
B) gluconeogenesis. 
C) cellular respiration. 
D) glycemia. 
E) glycogenesis. 
A) glycolysis. 
B) gluconeogenesis. 
C) cellular respiration. 
D) glycemia. 
E) glycogenesis.

Exam 25: Metabolism and Energetics

Inadequate exposure to sunlight could result in decreased amounts of vitamin ________ in the body.

Oxygen is an important molecule in which of the following?

The end products of glycolysis are

A vitamin obtained that is a coenzyme in amino acid and lipid metabolism is

The major cation in cytoplasm is

The vitamin that is part of the coenzyme NAD is

During the postabsorptive state,________ stimulate(s)lipid catabolism.

A(n)________ diet contains all of the ingredients necessary to maintain homeostasis.

The citric acid cycle is an aerobic process because

The vitamin whose deficiency causes beriberi is

All of the following complement the actions of glucocorticoids in the postabsorptive state except

Cells synthesize new organic components for which of the following reasons?

The major cation in extracellular fluid is

During starvation,

The loss of heat energy by vaporizing water is called

The vitamin that is a coenzyme in amino acid and nucleic acid metabolism is

The lipoproteins that carry absorbed lipids from the intestinal tract to the bloodstream are

Lipoproteins that carry mostly cholesterol to peripheral tissues are called

Lipoproteins that are formed within the intestinal epithelium to transfer dietary fats into circulation are called

The process of glycogen formation is known as

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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