Berne and Levy Physiology 7th Edition Koeppen
, Berne and Levy Physiology 7th Edition Koeppen
Berne and Levy Physiology 8th Edition KoeppenTest Bank Koep
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pen: Berne and Levy Physiology, 8th Edition
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Chapter 01: Principles of Cell Function
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Test Bank nw
Multiple Choice nw
1. The subcellular structure that degrades proteins is called the:
nw nw nw nw nw nw nw nw
A. Tight junction nw
B. Mitochondria
C. Lysosome
D. Plasma membrane nw
E. Ribosome
ANS: C n w
2. An experiment is done to measure the uptake of an amino acid into a cell. The follo
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wing data are obtained:
nw nw nw
N
If Na+ is removed from the extracellular bathing solution, or if a drug is added that prevent
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s the cell from making adenosine triphosphate (ATP), the uptake of amino acid into the c
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ell is markedly reduced. According to this information, which of the followingmechanism
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s is probably responsible for the transport of the amino acid into the cell?
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A. Passive diffusion through the lipid bilayer
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B. Uniporter
C. Transport ATPase nw
D. Na+ symporter nw
E. Na+ antiporternw
ANS: D
nw n w
3. A membrane permeable by only Na+ separates two compartments containi
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ng Na2SO4,shown as follows:
nw nw nw
,Berne and Levy Physiology 7th Edition Koeppen
Electrodes are placed in both compartments, and a voltage is applied (that of compartment
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A is held at 0 mV). What voltage applied to compartment B would resultin no net move
w nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw
ment of Na+ across the membrane separating the compartments?
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A. –60 mV nw
B. –30 mV nw
C. 0 mV nw
D. +30 mV nw
E.
+60 m nw
V ANS: E nw n w
4. The resting membrane potentN ial oRf a Ic e l lGis –
U S N
nw nw nw nw nw nw nw nw n w
B85.m
CV. The intracellular and extracellular concentrations of several ions are indicate
nw nw nw nw nw nw nw nw nw nw
d in the following table, as is the calculated
nw nw nw nw nw nw nw nw
Nernst equilibrium potential (Ei) for each of these ions:
nw nw nw nw nw nw nw nw
Ion Concentration Concentration Ei
Inside Cell nw Outside Cell nw
+
Na 12 mEq/L nw 145 mEq/L nw 66 mV
nw
K+ 150 mEq/L nw 4 mEq/L
nw –96 mV nw
Cl– 30 mEq/L nw 105 mEq/L nw –33 mV nw
Ca++ 0.0001 mmol/dL nw 1 mmol/dL
nw 122 mV nw
The membrane has channels for Na+, K+, Cl–
nw nw nw nw nw nw nw
, and Ca++. The conductance of the membrane is the greatest for which ion?
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A. Na+
B. K+
C. Cl–
D. Ca++ n w
ANS: nw
B
5. A cell contains the following membrane transporters:
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Na+ channelK+ channe
nw nw
l Na+,K+-ATPase
nw
, Berne and Levy Physiology 7th Edition Koeppen
The resting membrane voltage of the cell is –80 mV, and the intracellular and
nw nw nw nw nw nw nw nw nw nw nw nw nw
, Berne and Levy Physiology 7th Edition Koeppen
Berne and Levy Physiology 8th Edition KoeppenTest Bank Koep
nw nw nw nw nw nw nw nw
pen: Berne and Levy Physiology, 8th Edition
nw nw nw nw nw nw
Chapter 01: Principles of Cell Function
nw nw nw nw nw
Test Bank nw
Multiple Choice nw
1. The subcellular structure that degrades proteins is called the:
nw nw nw nw nw nw nw nw
A. Tight junction nw
B. Mitochondria
C. Lysosome
D. Plasma membrane nw
E. Ribosome
ANS: C n w
2. An experiment is done to measure the uptake of an amino acid into a cell. The follo
nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw
wing data are obtained:
nw nw nw
N
If Na+ is removed from the extracellular bathing solution, or if a drug is added that prevent
nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw
s the cell from making adenosine triphosphate (ATP), the uptake of amino acid into the c
nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw
ell is markedly reduced. According to this information, which of the followingmechanism
nw nw nw nw nw nw nw nw nw nw nw
s is probably responsible for the transport of the amino acid into the cell?
nw nw nw nw nw nw nw nw nw nw nw nw nw
A. Passive diffusion through the lipid bilayer
nw nw nw nw nw
B. Uniporter
C. Transport ATPase nw
D. Na+ symporter nw
E. Na+ antiporternw
ANS: D
nw n w
3. A membrane permeable by only Na+ separates two compartments containi
nw nw nw nw nw nw nw nw nw
ng Na2SO4,shown as follows:
nw nw nw
,Berne and Levy Physiology 7th Edition Koeppen
Electrodes are placed in both compartments, and a voltage is applied (that of compartment
nw nw nw nw nw nw nw nw nw nw nw nw nw n
A is held at 0 mV). What voltage applied to compartment B would resultin no net move
w nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw nw
ment of Na+ across the membrane separating the compartments?
nw nw nw nw nw nw nw nw
A. –60 mV nw
B. –30 mV nw
C. 0 mV nw
D. +30 mV nw
E.
+60 m nw
V ANS: E nw n w
4. The resting membrane potentN ial oRf a Ic e l lGis –
U S N
nw nw nw nw nw nw nw nw n w
B85.m
CV. The intracellular and extracellular concentrations of several ions are indicate
nw nw nw nw nw nw nw nw nw nw
d in the following table, as is the calculated
nw nw nw nw nw nw nw nw
Nernst equilibrium potential (Ei) for each of these ions:
nw nw nw nw nw nw nw nw
Ion Concentration Concentration Ei
Inside Cell nw Outside Cell nw
+
Na 12 mEq/L nw 145 mEq/L nw 66 mV
nw
K+ 150 mEq/L nw 4 mEq/L
nw –96 mV nw
Cl– 30 mEq/L nw 105 mEq/L nw –33 mV nw
Ca++ 0.0001 mmol/dL nw 1 mmol/dL
nw 122 mV nw
The membrane has channels for Na+, K+, Cl–
nw nw nw nw nw nw nw
, and Ca++. The conductance of the membrane is the greatest for which ion?
nw nw nw nw nw nw nw nw nw nw nw nw nw
A. Na+
B. K+
C. Cl–
D. Ca++ n w
ANS: nw
B
5. A cell contains the following membrane transporters:
nw nw nw nw nw nw
Na+ channelK+ channe
nw nw
l Na+,K+-ATPase
nw
, Berne and Levy Physiology 7th Edition Koeppen
The resting membrane voltage of the cell is –80 mV, and the intracellular and
nw nw nw nw nw nw nw nw nw nw nw nw nw
