7. For a resting neuron, which of the following is true regarding ion distribution and membrane potential?
(A) The concentration of Na+ is higher inside the cell, and the membrane potential is positive.
(B) The concentration of K+ is higher outside the cell, and the membrane potential is positive.
(C) The concentration of Na+ is higher outside the cell, and the inside is negatively charged relative to the outside.
(D) The concentration of K+ is higher outside the cell, and the inside is positively charged relative to the outside.
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統計: A(0), B(0), C(5), D(1), E(0) #3521022
統計: A(0), B(0), C(5), D(1), E(0) #3521022
詳解 (共 2 筆)
#6624398
resting neuron, ion distribution and membrane potential
(A) The concentration of Na+ is higher outside the cell, and the membrane potential is positive.
(B) The concentration of K+ is higher inside the cell, and the membrane potential is positive.
(C) The concentration of Na+ is higher outside the cell, and the inside is negatively charged relative to the outside.
(D) The concentration of K+ is higher inside the cell, and the inside is positively charged relative to the outside.
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