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WorksheetsNerve Impulse Sequence
Total questions: 15
Worksheet time: 7mins
When a neuron is at REST,
the inside of the neuron is negatively charged compared to the outside.
the inside of the neuron is positively charged compared to the outside.
there is no charge difference established
none of these is true
Depolarization occurs when
sodium channels open
potassium channels open
sodium channels close
potassium channels close
calcium is responsible for
signaling the release of the neurotransmitter
signaling Na to be released into the membrane
signaling the release of K out of the membrane
serving as the neurotransmitter
all are factors in the speed of action potential EXCEPT
diameter of the axon
the state of the myelin sheath on the axon
temperature
length of the axon
when does the stimuli cause an action potential?
when it reaches threshold
just below the threshold
just above threshold
