Test Bank For Evolve Instructor Resources for Berne & Levy Physiology, 8th - 2024 All Chapters

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BERNE AND LEVY PHYSIOLOGY 7TH
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EDITION KOEPPEN ALL CHAPTERS
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Berne and Levy Physiology 7th Edition KoeppenTest Bank Koeppen
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: Berne and Levy Physiology, 7th Edition
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Chapter 01: Principles of Cell Function
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Test Bank d


Multiple Choice d




1. Thedsubcellulardstructuredthatddegradesdproteinsdisdcalleddthe:

A. Tightdjunction
B. Mitochondria
C. Lysosome
D. Plasmadmembrane
E. Ribosome
ANS:d C

2. Andexperimentdisddonedtodmeasuredtheduptakedofdandaminodaciddintodadcell.dThedfollowingdd
atadaredobtained:


N




IfdNa+disdremoveddfromdthedextracellulardbathingdsolution,dordifdaddrugdisdaddeddthatdpreventsdthedce
lldfromdmakingdadenosinedtriphosphated(ATP),dtheduptakedofdaminodaciddintodthedcelldisdmarkedlyd
reduced.dAccordingdtodthisdinformation,dwhichdofdthedfollowingmechanismsdisdprobablydresponsi
bledfordthedtransportdofdthedaminod aciddintodthedcell?

A. Passiveddiffusiondthroughdthedlipiddbilayer
B. Uniporter
C. TransportdATPase
D. Na+dsymporter
E. Na+dantiporter
dANS:d D




3. AdmembranedpermeabledbydonlydNa+dseparatesdtwodcompartmentsdcontainingd
Na2SO4,showndasdfollows:

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Electrodesdaredplaceddindbothdcompartments,danddadvoltagedisdappliedd(thatdofdcompartmentdAdisdh
elddatd0dmV).dWhatdvoltagedapplieddtodcompartmentdBdwoulddresultindnodnetdmovementdofdNa+dacr
ossdthedmembranedseparatingdthedcompartments?

A. –60dmV
B. –30dmV
C. 0dmV
D. +30dmV
E.
+60dmV
dANS:d E




4. ThedrestingdmembranedpotentN ce l lGis d–
ial doRfda I
U dSdNdT

B85.C
mV.dThedintracellulardanddextracellulardconcentrationsdofdseveraldionsdaredindicateddind
thedfollowingdtable,dasdisdthedcalculated
Nernstdequilibriumdpotentiald(Ei)dfordeachdofdthesedions:

Ion Concentration Concentration Ei
InsidedCell OutsidedCell
Na+ 12dmEq/L 145dmEq/L 66dmV
K+ 150dmEq/L 4dmEq/L –96dmV
Cl– 30dmEq/L 105dmEq/L –33dmV
Ca++ 0.0001dmmol/dL 1dmmol/dL 122dmV

ThedmembranedhasdchannelsdfordNa+,dK+,dCl–
,danddCa++.dThedconductancedofdthedmembranedisdthedgreatestdfordwhichdion?

A. Na+
B. K+
C. Cl–
D. Ca++dA
NS:dB

5. Adcelldcontainsdthedfollowingdmembranedtransporters:




Na+dchannelK+dchanneld
Na+,K+-ATPase

, BernedanddLevydPhysiologyd7thdEditiondKoeppen
Thedrestingdmembranedvoltagedofdthedcelldisd–80dmV,danddthedintracellulardand