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Davis Advantage for Pathophysiology Introductory Concepts and Clinical Perspectives by Theresa Test Bank
Chapter 1: The Cell in Health and Illness
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____ 1. Which statement regarding the sodium-potassium pump is correct?
1. The cell’s plasma membrane is more soluble to sodium ions than potassium
ions.
2. The concentration of sodium ions should be higher inside the cell
compartment.
3. The concentration of potassium ions should be higher outside the cell
compartment.
4. The active transport involves pumping out three sodium ions and pumping
in two potassium ions.
____ 2. What is the process in which glucose is used to create energy?
1. Autolysis
2. Glycolysis
3. Heterolysis
4. None of the above
____ 3. How many adenosine triphosphates (ATPs) are produced in aerobic energy metabolism?
1. 2
2. 3
3. 34
4. None of the above
____ 4. Which cell organelles are believed to have once been self-sustaining and independent?
1. Ribosomes
2. Mitochondria
3. Ribonucleic acid
4. Deoxyribonucleic acid
____ 5. Why is more energy produced when a person is exercising?
1. There is an increase in the synthesis of protein.
2. There is an increase in the production of pyruvic acid in the cells.
3. There is an increase in the conversion of pyruvic acid to lactic acid.
4. There is an increase in the production of mitochondria in the muscle cells.
____ 6. When does ribosomal protein synthesis cease?
1. During endoplasmic reticulum (ER) stress
2. During the synthesis of ATP
3. During severe hypoxic state
4. During the processing of prohormone
____ 7. The cellular organelle responsible for propelling mucous and inhaled debris out of the lungs is
1. cilia.
2. microfilament.
3. secretory vesicle.
4. endoplasmic reticulum.
____ 8. Which are the key proteins in the contractile units of the muscle cells?
1. Actin and myosin
2. Myosin and tubulin
3. Tubulin and actin
1
, Davis Advantage for Pathophysiology Introductory Concepts and Clinical Perspectives by Theresa Test Bank
4. None of the above
____ 9. Which deficiency causes Tay-Sach’s disease?
1. Proteasome
2. Peroxisome
3. Macrophage
4. Lysosomal enzymes
____ 10. Adrenoleukodystrophy is characterized by
1. Accumulation of ganglioside.
2. Cessation of ribosomal protein synthesis.
3. Acceleration of cellular proteasome activity.
4. Accumulation of long chain fatty acid s in the nervous system.
____ 11. Which statement regarding endoplasmic reticulum (ER) stress is correct?
1. During ER stress, proteins are rapidly degraded.
2. During ER stress, lipids cannot travel to their proper intracellular locations.
3. During ER stress, accumulation of long chain fatty acids occurs in the nervous system.
4. During ER stress, accumulation of non-degraded substances occurs in the cells.
____ 12. Which is referred to as the protein factory of the cell?
1. Ribosome
2. Mitochondria
3. Golgi apparatus
4. Endoplasmic reticulum
____ 13. Which acts as a blue print for the construction of proteins?
1. Transfer RNA
2. Ribosomal RNA
3. Messenger RNA
4. Mitochondrial DNA
____ 14. A hiker experiences muscle pain and acidosis as he or she ascends a mountain during a long, steep
climb. What is the reason for these symptoms?
1. Cellular hypoxia
2. Autolysis
3. Heterolysis
4. Cellular edema
____ 15. Which factor provides DNA the unique molecular ability to replicate?
1. The precise pairing of the nitrogenous bases
2. The presence of pyrimidines bases
3. The presence of nucleotides
4. The nitrogenous base and phosphate bond
____ 16. How many nitrogenous bases compose a single codon?
1. 2
2. 3
3. 4
4. None of the above
____ 17. The DNA is a polymer of
1. Nucleotides.
2. Amino acids.
3. Fatty acids.
4. Phosphates.
2
, Davis Advantage for Pathophysiology Introductory Concepts and Clinical Perspectives by Theresa Test Bank
____ 18. What is the function of ribosomal ribonucleic acid during protein synthesis?
1. It transports genetic information from the DNA for protein synthesis.
2. It gathers and joins the amino acids for specific proteins.
3. It is directly involved in the formation of ribosomes.
4. None of the above.
____ 19. Tetracycline antibiotic was given to a 30 year old client with Chlamydia infection. What is the
mechanism of action of the drug?
1. It prevents the replication of bacteria.
2. It alters the configuration of bacterial cytoplasm.
3. It interferes with the function of bacterial ribosomes.
4. It inhibits the functions of bacterial mitochondria.
____ 20. Where does the conversion of a prohormone into a hormone take place?
1. Ribosome
2. Golgi apparatus
3. Secretory granule
4. Endoplasmic reticulum
____ 21. Which is the cell’s “master mind”?
1. Nucleus
2. Ribosome
3. Golgi apparatus
4. Endoplasmic reticulum
Multiple Response
Identify one or more choices that best complete the statement or answer the question.
____ 22. Which statements regarding the microtubules are true? Select all that apply.
1. Microtubules are solid.
2. Microtubules are flexible.
3. Microtubules are composed of tubulin.
4. Microtubules are called actin filaments.
5. Microtubules comprise of centrioles and mitotic spindle.
____ 23. Which structures are found in microtubules? Select all that apply.
1. Cilia
2. Centrioles
3. Mitotic spindle
4. Actin filaments
5. Secretory vesicles
____ 24. What are the characteristics of ribonucleic acid? Select all that apply.
1. Presence of ribose pentose sugar
2. Presence of single stranded helix
3. Presence of double stranded helix
4. Presence of deoxyribose pentose sugar
5. Presence of uracil and cytosine as pyrimidine base
____ 25. Which are the purine bases found in deoxyribonucleic acid and ribonucleic acid? Select all that apply.
1. Uracil
2. Adenine
3. Guanine
4. Thymine
5. Cytosine
3
, Davis Advantage for Pathophysiology Introductory Concepts and Clinical Perspectives by Theresa Test Bank
Chapter 1: The Cell in Health and Illness
Answer Section
MULTIPLE CHOICE
1. ANS: 4
Chapter: Chapter 1, The Cell in Health and Illness
Page: 4
Objective: N/A
Difficulty: Moderate
Heading: The Sodium Potassium Pump
Integrated Process: Nursing Process
Client Need: Physiological Integrity: Physiological Adaptation
Cognitive Level: Comprehension [Understanding]
Concept: Cellular Regulation
Feedback
1 The plasma membrane of the cell is less soluble to sodium ions and more soluble to
potassium ions.
2 The concentration of sodium ions should be higher outside the cell compartment.
3 The concentration of potassium ions should be higher inside the cell compartment.
4 In active transport, for every three sodium ions pumped out, there are two potassium
ions pumped in.
PTS: 1 CON: Cellular Regulation
2. ANS: 2
Chapter: Chapter 1, The Cell in Health and Illness
Page: 5
Objective: N/A
Difficulty: Easy
Heading: Mitochondria
Integrated Process: Nursing Process
Client Need: Physiological Integrity: Physiological Adaptation
Cognitive Level: Comprehension [Understanding]
Concept: Cellular Regulation
Feedback
1 Autolysis is the process in which the lysosome releases digestive enzymes to destroy
cell parts when a cell dies.
2 Glycolysis is the process in which glucose is used to create energy.
3 Heterolysis is the process in which the lysosomes digest foreign matter ingested by
macrophages.
4 Glycolysis is the process in which glucose is broken down and used for energy.
PTS: 1 CON: Cellular Regulation
3. ANS: 3
Chapter: Chapter 1, The Cell in Health and Illness
4
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