TEST BANK Applied Pathophysiology A Conceptual Approach (4th Ed) by Judi Nath

FULLTESTBANK
AppliedPathophysiology
AConceptualApproach4thEditionby
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JudiNath,CarieBraun
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Complete TestBank, All Chapters are included
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, AppliedPathophysiologyAConceptualApproachtothe s s s s s




Mechanisms of Disease 4th Edition Braun Test Bank
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Chapter1Introductionto Pathophysiology
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1. The nucleus ss ,which is essential for function and survivalof the cell.
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A) is the site ofprotein synthesis
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B) contains thegenetic code s s ss




C) transforms cellular energy ss ss




D) initiates aerobic metabolism ss ss




2. Although energy is notmade in mitochondria, they areknownas the power
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plants of the cell because they:
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A) contain RNA forprotein synthesis. ss ss s ss




B) utilizeglycolysisforoxidative energy.
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C) extractenergy from organic compounds. s ss s ss




D) storecalciumbonds for muscle contractions.
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3. Although thebasic structureofthe cell plasma membrane is formed by alipid
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bilayer, most of the specific membrane functions are carried out by:
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A) boundand transmembrane proteins. s ss s




B) complex,long carbohydratechains. s ss




C) surfaceantigens and hormonereceptors. s ss ss s




D) a gating systemof selective ion channels.
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4. To effectively relay signals, cell-to-cellcommunication utilizes chemical
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messenger systems that:
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A) displacesurface receptor proteins. ss ss




B) accumulatewithin cellgap junctions. s ss s ss




C) bindto contractile microfilaments.
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D) releasesecretions intoextracellular fluid.
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5. Aerobicmetabolism, also knownasoxidative metabolism,provides energy by:
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,A) removing thephosphate bondsfromATP. s s s s




B) combininghydrogen andoxygen to formwater. s ss s ss ss




C) activatingpyruvate stored in thecytoplasm. s s s s




D) breaking down glucose to form lactic acid.
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6. Exocytosis, the reverse of endocytosis, is important in
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extracellular fluid.
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A) Engulfing and ingesting fluid and proteins fortransport
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B) Killing, degrading, anddissolving harmfulmicroorganisms
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C) Removingcellulardebrisand releasing synthesized substances s s s s




D) Destruction ofparticles by lysosomal enzymes for secretion s ss ss ss ss ss




7. Theprocess responsible for generating and conducting membranepotentials is:
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A) diffusionofcurrent-carrying ions. ss




B) millivoltageofelectrical potential. ss




C) polarization ofcharged particles. ss s




D) ion channelneurotransmission.
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8. Epithelial tissues are classified according to the shape of the cells and
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the number oflayers.Which ofthefollowing isa correctly matched
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description and type of epithelial tissue?
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A) Simpleepithelium: cells in contactwith intercellular matrix;some do not
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extend to surface
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B) Stratified epithelium: singlelayer ofcells; all cellsrest onbasement
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membrane
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C) Glandularepithelium:arisefromsurfaceepitheliaand underlying
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connective tissue
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D) Pseudostratified epithelium: multiple layersofcells;deepest layerrests on ss ss ss s s s s s s


basement membrane
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9. Connective tissue contains fibroblasts thatare responsible for:
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A) providing a fibrous framework for capillaries.
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B) synthesisofcollagen,elastin, and reticular fibers.
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, C) forming tendons and the fascia that coversmuscles.
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D) filling spaces between tissues tokeep organs in place.
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10. Although all muscle tissue cells have some similarities, smooth muscle (also
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known as involuntary muscle) differs by:
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A) having dense bodies attached to actin filaments.
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B) containing sarcomeres between Z lines and M bands. ss ss ss ss ss ss ss




C) havingrapid contractions and abundant cross-striations. ss ss ss ss




D) contractingin responseto increased intracellular calcium. s ss s ss ss ss




11. Whichofthe following aspects ofthe function of thenucleus is performed by
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ribosomal RNA (rRNA)?
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A) Copyingand carrying DNAinstructions forprotein synthesis s s s ss ss




B) Carrying amino acids to the site ofprotein synthesis ss ss ss ss ss s s ss




C) Providing the sitewhereprotein synthesis occurs ss ss ss ss




D) Regulating and controllingprotein synthesis ss ss ss




12. Breakdown and removal of foreign substances and worn-out cellparts are
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performed by which of the following organelles?
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A) Lysosomes
B) Golgi apparatus ss




C) Ribosomes
D) Endoplasmic reticulum(ER) ss




13. Impairment in the function ofperoxisomes would result in:
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A) inadequatesites for protein synthesis. s s s




B) aninability to transport cellular products across the cell membrane.
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C) insufficientenergy production within a cell. s s s ss ss




D) accumulation offree radicals in the cytoplasm. ss s s s ss




14. After several months of trying to conceive, a couple is undergoing fertility
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testing.Semen analysis indicatesthatthe mans spermhavedecreased motility,
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a finding that is thought to underlie the couples inability to become pregnant.
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