The membrane separating compartments A and B of the following chamber is permeable to Cl- ions (gCl = 5) but impermeable to water and K+. The initial concentrations of KCl in compartments A and B, before diffusion has occurred, are presented below. Use this information to answer questions 9-12. Note: Whenever necessary, consider compartment A as the ICF and compartment B as the ECF. KCl = 10 mM A KCl = 150 mM B 9. After equilibrium, the potential of compartment A will be _____mV (include polarity) compared to a reference of 0 mV. Consider compartment B as the outside. A) -70 mV B) 70 mV C) -90 mV D) 90 mV 10. At equilibrium, the flux of Cl- from compartment A to compartment B will be ______ the flux of Cl- from compartment B to compartment A. A) equal to B) less than C) more than 11. Increasing the concentration of [Cl-] in compartment B from 150 mM to 200 mM will ______________. A) make ECl more positive B) make EK more negative C) make ECl more negative D) not change the value of ECl
The membrane separating compartments A and B of the following chamber is permeable to Cl- ions (gCl = 5) but impermeable to water and K+. The initial concentrations of KCl in compartments A and B, before diffusion has occurred, are presented below. Use this information to answer questions 9-12. Note: Whenever necessary, consider compartment A as the ICF and compartment B as the ECF. KCl = 10 mM A KCl = 150 mM B 9. After equilibrium, the potential of compartment A will be _____mV (include polarity) compared to a reference of 0 mV. Consider compartment B as the outside. A) -70 mV B) 70 mV C) -90 mV D) 90 mV 10. At equilibrium, the flux of Cl- from compartment A to compartment B will be ______ the flux of Cl- from compartment B to compartment A. A) equal to B) less than C) more than 11. Increasing the concentration of [Cl-] in compartment B from 150 mM to 200 mM will ______________. A) make ECl more positive B) make EK more negative C) make ECl more negative D) not change the value of ECl
Human Physiology: From Cells to Systems (MindTap Course List)
9th Edition
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Lauralee Sherwood
Chapter15: Fluid And Acid-base Balance
Section: Chapter Questions
Problem 3SQE
Related questions
Question
The membrane separating compartments A and B of the following chamber is permeable to Cl- ions
(gCl = 5) but impermeable to water and K+. The initial concentrations of KCl in compartments A and
B, before diffusion has occurred, are presented below. Use this information to answer questions 9-12.
Note: Whenever necessary, consider compartment A as the ICF and compartment B as the ECF.
KCl = 10 mM
A
KCl = 150 mM
B
9. After equilibrium, the potential of compartment A will be _____mV (include polarity)
compared to a reference of 0 mV. Consider compartment B as the outside.
A) -70 mV
B) 70 mV
C) -90 mV
D) 90 mV
10. At equilibrium, the flux of Cl- from compartment A to compartment B will be ______ the flux
of Cl- from compartment B to compartment A.
A) equal to
B) less than
C) more than
11. Increasing the concentration of [Cl-] in compartment B from 150 mM to 200 mM will
______________.
A) make ECl more positive
B) make EK more negative
C) make ECl more negative
D) not change the value of ECl
(gCl = 5) but impermeable to water and K+. The initial concentrations of KCl in compartments A and
B, before diffusion has occurred, are presented below. Use this information to answer questions 9-12.
Note: Whenever necessary, consider compartment A as the ICF and compartment B as the ECF.
KCl = 10 mM
A
KCl = 150 mM
B
9. After equilibrium, the potential of compartment A will be _____mV (include polarity)
compared to a reference of 0 mV. Consider compartment B as the outside.
A) -70 mV
B) 70 mV
C) -90 mV
D) 90 mV
10. At equilibrium, the flux of Cl- from compartment A to compartment B will be ______ the flux
of Cl- from compartment B to compartment A.
A) equal to
B) less than
C) more than
11. Increasing the concentration of [Cl-] in compartment B from 150 mM to 200 mM will
______________.
A) make ECl more positive
B) make EK more negative
C) make ECl more negative
D) not change the value of ECl
4
12. If the conductance for Cl- (gCl) is increased from 5 to 10, the equilibrium potential for Cl- will:
A) become larger.
B) become smaller.
C) not change
12. If the conductance for Cl- (gCl) is increased from 5 to 10, the equilibrium potential for Cl- will:
A) become larger.
B) become smaller.
C) not change
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