Multiple Choice
The "threshold" potential of a membrane is the ________.
A) lowest frequency of action potentials a neuron can produce
B) minimum hyperpolarization needed to prevent the occurrence of action potentials
C) minimum depolarization needed to operate the voltage-gated sodium and potassium channels
D) peak amount of depolarization seen in an action potential
Correct Answer:
Verified
Correct Answer:
Verified
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Q45: In a resting potential, an example of
Q46: The activity of acetylcholine in a synapse
Q47: The "undershoot" phase of hyperpolarization is due
Q48: An example of ligand-gated ion channels is
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Q51: Which of the following ions is most
Q52: Refer to the following graph of an
Q53: Opening all of the sodium channels on
Q54: Although the membrane of a "resting" neuron