Q1. In order for a neuron to move from the absolute to the relative refractory period,...

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Q1. In order for a neuron to move from the absolute tothe relative refractory period, a majority of that neuron's sodiumchannels must have their:
Select one:
a) inactivation gates open
b) activation gates closed
c) inactivation gates closed
d) activation gates open and inactivation gates closed
Q2. Which of the following is NOT true of gradedpotentials?
Select one:
a) They are produced after the binding of neurotransmitter toreceptor
b) they will decrease in magnitude as the current flows away fromthe initial site
c) they are produced at chemically-gated ion channels
d) they are limited in duration by the refractory period of themembrane

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4.1 Ratings (663 Votes)

Ans1d activation gates open and inactivation gatesclosedRelative refractory stage mainly occurs in Repolarization stagein which activation gates isopen and inactivation gates See Answer

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