Nat K+ CI™ A™ ABCDE Assume the membrane becomes equally permeable to K+ and Cl, and is impermeable to all other solutes. The value of the membrane potential then become approximately A. 100 10 100 0 B. C. D. E. 10 100 10 100 0 mV 60 mV (inside negative) 60 mV (inside positive) 90 mV (inside negative) 90 mV (inside positive)

Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
Section: Chapter Questions
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2.
Nat
K+
CI
A™
The diagram below shows two electro-neutral solutions separated by a membrane.
Other ions were omitted from the diagram. All concentrations are mM. A is a large
impermeant anion.
ABCDE
A.
B.
C.
D.
OUT
Assume the membrane becomes equally permeable to K+ and Cl, and is impermeable
to all other solutes. The value of the membrane potential then become approximately
E.
100
10
100
0
IN
10
100
10
100
0 mV
60 mV (inside negative)
60 mV (inside positive)
90 mV (inside negative)
90 mV (inside positive)
Transcribed Image Text:2. Nat K+ CI A™ The diagram below shows two electro-neutral solutions separated by a membrane. Other ions were omitted from the diagram. All concentrations are mM. A is a large impermeant anion. ABCDE A. B. C. D. OUT Assume the membrane becomes equally permeable to K+ and Cl, and is impermeable to all other solutes. The value of the membrane potential then become approximately E. 100 10 100 0 IN 10 100 10 100 0 mV 60 mV (inside negative) 60 mV (inside positive) 90 mV (inside negative) 90 mV (inside positive)
6.
A solution of CaCl2 (MW=110 g/mole) was prepared in water at 1.1% (w/w)
concentration. The solution
A.
B.
C.
D.
E.
has a concentration of Ca²+ close to that in normal blood plasma.
has a concentration of 300 mm.
is hypertonic relative to normal blood plasma.
is hypotonic relative to normal blood plasma.
is isotonic relative to normal blood plasma.
Transcribed Image Text:6. A solution of CaCl2 (MW=110 g/mole) was prepared in water at 1.1% (w/w) concentration. The solution A. B. C. D. E. has a concentration of Ca²+ close to that in normal blood plasma. has a concentration of 300 mm. is hypertonic relative to normal blood plasma. is hypotonic relative to normal blood plasma. is isotonic relative to normal blood plasma.
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