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You are watching: During the absolute refractory period which of the following is true?

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Neuronal refractory periods occur after the start of a neuronal action potential and represent a state of diminished neuronal excitability. Two types of refractory durations exist: absolute refractory period and relative refractory period. Test your an easy knowledge the neuronal refractory durations by acquisition this basic quiz.
(1) during this step of the activity potential, if a 2nd stimulus is used to the neuron (no issue how solid the stimulus), a second action potential will certainly not it is in generated.
(2) throughout this step of the activity potential, only a more powerful than common stimulus will lead to the generation that a brand-new potential.
(A) the is thought that the refractory duration is resulted in by the hyperpolarization phase of the action potential.
(B) The refractory period is vital in preventing the overlap the succeeding activity potential.
(C) The pure refractory duration refers to that time throughout which a more powerful stimulus will result in the generation that a brand-new action potential.
(D) The loved one refractory duration refers to the time during which a stronger stimulus will result in the generation that a new action potential.
(E) The loved one refractory duration coincides with the hyperpolarization step of the action potential.

(A) Na+ channel inactivation is responsible because that the absolute refractory period.
(B) The pure refractory period is the time during which one more stimulus given to the cell (no matter how strong) will not cause a second action potential.
(C) In common neurons, the pure refractory period takes around 5 ms.
(D) The molecular basis of the absolute refractory period is explained by the ball-and-chain model.
(E) every one of the over are true around the pure refractory period.

(5) In a common vertebrate axon, the absolute refractory period is 1.0 ms and also the relative refractory duration is 4.0 ms. Thus, the axon is refractory for a complete of 5.0 ms. If the axon is continuously engendered with stimuli only large enough in amplitude come ensure excitation as soon as the neuron is at rest, what is the greatest frequency of activity potentials that have the right to be generated?
(6) In a common vertebrate axon, the absolute refractory period is 1.0 ms and also the family member refractory period is 4.0 ms. If the axon is continuously created with stimuli that deserve to be readjusted in stamin to it is in as strong as vital to certain excitation, what is the highest frequency of activity potentials that deserve to be generated
(A) Na+ channel inactivation is responsible because that the pure refractory period.
(B) The absolute refractory duration is the time throughout which an additional stimulus given to the cabinet (no matter how strong) will not cause a 2nd action potential.
(C) The pure refractory period takes around 5 ms.
(D) The pure refractory period precedes the loved one refractory period.
(E) The pure refractory duration sets the upper limit for the preferably frequency of action potentials generated.

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