The magnitude of depolarization at the peak of an action potential is dependent on what factor?
A) the length of the refractory period
B) the size of the stimulus
C) the concentration of sodium and potassium ions
D) the strength of the electrochemical gradient for sodium and potassium ions relative to their permeability to these ions
E) the size of the graded potential
Correct Answer:
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Q41: During which of the following states are
Q42: The depolarization phase of the action potential
Q43: _is the mechanism by which action potentials
Q44: Which statement below best describes why action
Q45: The repolarization phase of action potentials in
Q47: Toward the end of the relative refractory
Q48: The jumping of an action potential from
Q49: In order to generate an action potential,
Q50: Which of the following axons would have
Q51: The depolarization of the membrane due to
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