Use the following table to answer the questions Ion Extracellular Concentration (mM) Intracellular Concentration (mM) Na+ 440 50 K+ 20 400 Cl- 560 52 Ca++ 10 1 1. What is the effect...

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Medical Sciences

Use the following table to answer thequestions
Ion
Extracellular Concentration (mM)
Intracellular Concentration (mM)
Na+
440
50
K+
20
400
Cl-
560
52
Ca++
10
1
1. What is the effect of addition of extracellular TTX and TEAon equilibrium potential? (1 points)
2. If one reduced the extracellular concentration of Na+ around aneuron, what would happen to the membrane potential? (1point)
3. If one increased the extracellular concentration of K+ around aneuron, what would happen to the membrane potential? (1point)

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4.2 Ratings (728 Votes)

1 Tetrodotoxin TTX is a blocker ofvoltagegated Na channels and abolishes the inward currentTetraethyl ammonium TEA is a blocker of voltagegated K channelsand See Answer

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Ion	Extracellular Concentration (mM)	Intracellular Concentration (mM)
Na+	440	50
K+	20	400
Cl-	560	52
Ca++	10	1