TEST BANK FOR BERNE AND LEVY PHYSIOLOGY
g g g g g g g
7TH EDITION KOEPPEN ALL CHAPTERS 1-
g g g g g
44 COMPLETE GUIDE (NEWEST VERSION).
g g g g
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n
BernegandgLevygPhysiologyg7thgEditiongKoeppenTestgBankgKoepp
en:gBernegandgLevygPhysiology,g7thgEdition
Chapterg01:gPrinciplesgofgCellg
FunctionTestgBank
Multipleg Choice
1. Thegsubcellulargstructuregthatgdegradesgproteinsgisgcalledgthe:
A. Tightgjunction
B. Mitochondria
C. Lysosome
D. Plasmagmembrane
E. Ribosome
ANS:g C
2. Angexperimentgisgdonegtogmeasuregtheguptakegofgangaminogacidgintogagcell.gThegfollowi
nggdatagaregobtained:
N
IfgNa+gisgremovedgfromgthegextracellulargbathinggsolution,gorgifgagdruggisgaddedgthatgpreventsgt
hegcellgfromgmakinggadenosinegtriphosphateg(ATP),gtheguptakegofgaminogacidgintogthegcellgisg
markedlygreduced.gAccordinggtogthisginformation,gwhichgofgthegfollowingmechanismsgisgproba
blygresponsiblegforgthegtransportgofgthegaminogacidgintogthegcell?
A. Passivegdiffusiongthroughgtheglipidgbilayer
B. Uniporter
C. TransportgATPase
D. Na+gsymporter
E. Na+gantiporter
gANS:g D
3. AgmembranegpermeablegbygonlygNa+gseparatesgtwogcompartmentsgcontainin
ggNa2SO4,showngasgfollows:
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n
Electrodesgaregplacedgingbothgcompartments,gandgagvoltagegisgappliedg(thatgofgcompartmentgAgisgh
eldgatg0gmV).gWhatgvoltagegappliedgtogcompartmentgBgwouldgresultingnognetgmovementgofgNa
gacrossgthegmembranegseparatinggthegcompartments?
+
A. –60gmV
B. –30gmV
C. 0gmV
D. +30gmV
E.
+60gmVgANS:g
E
4. ThegrestinggmembranegpotentNU ialgS
go fga
NgTIcel lGis g–
gR
85
B . C m V. g Thegintracellulargandgextracellulargconcentrationsgofgseveralgionsgaregindic
atedgingthegfollowinggtable,gasgisgthegcalculated
Nernstgequilibriumgpotentialg(Ei)gforgeachgofgthesegions:
Ion Concentration Concentration Ei
InsidegCell OutsidegCell
Na+ 12gmEq/L 145gmEq/L mV
K+ 150gmEq/L mEq/L –96gmV
Cl– 30gmEq/L 105gmEq/L –33gmV
Ca++ 0.0001gmmol/dL mmol/dL 122gmV
ThegmembraneghasgchannelsgforgNa+,gK+,gCl–,gandgCa+
+
.gThegconductancegofgthegmembranegisgtheggreatestgforgwhichgion?
A. Na+
B. K+
C. Cl–
D. Ca+
gANS:g
+
B
5. Agcellgcontainsgthegfollowinggmembranegtransporters:
Na+gchannelK+gchannelgNa+
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n,K+-ATPase
Thegrestinggmembranegvoltagegofgthegcellgisg–80gmV,gandgthegintracellulargand
g g g g g g g
7TH EDITION KOEPPEN ALL CHAPTERS 1-
g g g g g
44 COMPLETE GUIDE (NEWEST VERSION).
g g g g
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n
BernegandgLevygPhysiologyg7thgEditiongKoeppenTestgBankgKoepp
en:gBernegandgLevygPhysiology,g7thgEdition
Chapterg01:gPrinciplesgofgCellg
FunctionTestgBank
Multipleg Choice
1. Thegsubcellulargstructuregthatgdegradesgproteinsgisgcalledgthe:
A. Tightgjunction
B. Mitochondria
C. Lysosome
D. Plasmagmembrane
E. Ribosome
ANS:g C
2. Angexperimentgisgdonegtogmeasuregtheguptakegofgangaminogacidgintogagcell.gThegfollowi
nggdatagaregobtained:
N
IfgNa+gisgremovedgfromgthegextracellulargbathinggsolution,gorgifgagdruggisgaddedgthatgpreventsgt
hegcellgfromgmakinggadenosinegtriphosphateg(ATP),gtheguptakegofgaminogacidgintogthegcellgisg
markedlygreduced.gAccordinggtogthisginformation,gwhichgofgthegfollowingmechanismsgisgproba
blygresponsiblegforgthegtransportgofgthegaminogacidgintogthegcell?
A. Passivegdiffusiongthroughgtheglipidgbilayer
B. Uniporter
C. TransportgATPase
D. Na+gsymporter
E. Na+gantiporter
gANS:g D
3. AgmembranegpermeablegbygonlygNa+gseparatesgtwogcompartmentsgcontainin
ggNa2SO4,showngasgfollows:
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n
Electrodesgaregplacedgingbothgcompartments,gandgagvoltagegisgappliedg(thatgofgcompartmentgAgisgh
eldgatg0gmV).gWhatgvoltagegappliedgtogcompartmentgBgwouldgresultingnognetgmovementgofgNa
gacrossgthegmembranegseparatinggthegcompartments?
+
A. –60gmV
B. –30gmV
C. 0gmV
D. +30gmV
E.
+60gmVgANS:g
E
4. ThegrestinggmembranegpotentNU ialgS
go fga
NgTIcel lGis g–
gR
85
B . C m V. g Thegintracellulargandgextracellulargconcentrationsgofgseveralgionsgaregindic
atedgingthegfollowinggtable,gasgisgthegcalculated
Nernstgequilibriumgpotentialg(Ei)gforgeachgofgthesegions:
Ion Concentration Concentration Ei
InsidegCell OutsidegCell
Na+ 12gmEq/L 145gmEq/L mV
K+ 150gmEq/L mEq/L –96gmV
Cl– 30gmEq/L 105gmEq/L –33gmV
Ca++ 0.0001gmmol/dL mmol/dL 122gmV
ThegmembraneghasgchannelsgforgNa+,gK+,gCl–,gandgCa+
+
.gThegconductancegofgthegmembranegisgtheggreatestgforgwhichgion?
A. Na+
B. K+
C. Cl–
D. Ca+
gANS:g
+
B
5. Agcellgcontainsgthegfollowinggmembranegtransporters:
Na+gchannelK+gchannelgNa+
, BernegandgLevygPhysiologyg7thgEditiongKoeppe
n,K+-ATPase
Thegrestinggmembranegvoltagegofgthegcellgisg–80gmV,gandgthegintracellulargand
