PERSPECTIVES, 2ND EDITION, THERESA CAPRIOTTI
Test Bank for Davis Advantage for Pathophysiology: Introductory Concepts and
Clinical Perspectives, 2nd Edition, Theresa Capriotti
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. In the absence of oxygen, which cellular function creates the same amount of
energy as is created in the presence of oxygen?
1. Dissipation of pyruvic acid
2. Initiation of the citric acid cycle
3. Activation of acetyl-coenzyme A
4. Creation of acidosis via lactic acid
____ 3. How many adenosine triphosphates (ATPs) are produced in aerobic energy
metabolism?
1. 2
2. 3
3. 34
4. 53
____ 4.Which cell organelles differ in their number according to the cell’s energy needs?
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, TEST BANK FOR DAVIS ADVANTAGE FOR PATHOPHYSIOLOGY: INTRODUCTORY CONCEPTS AND CLINICAL
PERSPECTIVES, 2ND EDITION, THERESA CAPRIOTTI
1. Ribosomes
2. Mitochondria
3. Ribonucleic acids
4. Deoxyribonucleic acids
____ 5. Which option best supports the reason more energy is produced when a person is
exercising?
1. Exercise causes an increase in the synthesis of protein.
2. There is an increase in the production of pyruvic acid in the cells.
3. The conversion of pyruvic acid to lactic acid is increased by
exercise.
4. Muscle cells have more mitochondria to meet energy demands.
____ 6.When does ribosomal protein synthesis cease?
1. During endoplasmic reticulum stress
2. During the synthesis of adenosine triphosphate (ATP)
3. During a severe hypoxic state
4. During the processing of prohormone
____ 7. Which cellular organelles are responsible for propelling mucus and inhaled debris
out of the lungs?
1. Cilia
2. Microfilaments
3. Secretory vesicles
4. Endoplasmic reticula
____ 8.Which are the key proteins in the contractile units of the muscle cells?
1. Actin and myosin
2. Prohormone and tubulin
3. Tubulin and actin
4. Myosin and prohormone
____ 9.Which deficiency causes Tay–Sachs disease?
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, TEST BANK FOR DAVIS ADVANTAGE FOR PATHOPHYSIOLOGY: INTRODUCTORY CONCEPTS AND CLINICAL
PERSPECTIVES, 2ND EDITION, THERESA CAPRIOTTI
1. Proteasome
2. Peroxisome
3. Macrophage
4. Lysosomal enzymes
____ 10.Which is a characteristic of adrenoleukodystrophy?
1. Accumulation of ganglioside
2. Cessation of ribosomal protein synthesis
3. Acceleration of cellular proteasome activity
4. Accumulation of long-chain fatty acids 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, long-chain fatty acids accumulate in the nervous
system.
4. During ER stress, nondegraded substances accumulate in the cells.
____ 12.A client is diagnosed with type 1 diabetes mellitus. At a cellular level, which
function is likely to be involved?
1. Inability of ribosomes to produce a specific type of protein
2. Incorrect processing of a protein by the Golgi apparatus
3. Stagnation of a previously dynamic action in microtubules
4. Obstruction of the smooth endoplasmic reticulum
____ 13.A newborn patient exhibits characteristics of severe physical deformities.
Which cellular component is examined to determine the cause and probability of
the disease being genetically transferred?
1. Transfer RNA
2. Ribosomal RNA
3. Double helix of DNA
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, TEST BANK FOR DAVIS ADVANTAGE FOR PATHOPHYSIOLOGY: INTRODUCTORY CONCEPTS AND CLINICAL
PERSPECTIVES, 2ND EDITION, THERESA CAPRIOTTI
4. Mitochondrial DNA
____ 14.A hiker experiences muscle pain and acidosis while ascending a mountain
during a long, steep climb. Which is the reason for these manifestations?
1. Cellular hypoxia
2. Autolysis
3. Heterolysis
4. Cellular edema
____ 15.Which factor provides DNA the unique molecular ability to replicate?
1. The pairing of nitrogenous bases
2. The presence of pyrimidine 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. 5
____ 17.Which components form the structure of DNA?
1. Nucleotides
2. Amino acids
3. Fatty acids
4. Phosphates
____ 18.Which factor is essential in order for protein synthesis to occur?
1. Free-standing ribosomes within the cell
2. Protein blueprint from the cell of the DNA
3. Specific information from the nucleus of the cell
4. Transfer RNA to move the protein out of the cell
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