Action Potential of a Neuron
Authored by Matthew Huang
others
9th - 12th Grade
Used 12+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
When does repolarization begin?
-40 mV
40 mV
-70 mV
-55 mV
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What triggers the threshold potential?
A stimulus
Sodium ions
An axon
An electrical impulse
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Repolarization happens after depolarization.
True
False
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the resting potential of a neuron?
80 mV
-35 mV
-70 mV
35 mV
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which ions are related to the action potential?
Na+
Calcium
Sodium
Na+, K+
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
What is the refractory period?
When all the channels are open
When the Na+ channel is open
When none of the channels are open
When both the Na+ and K+ channels are open
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Hyperpolarization is another term to describe the refractory period.
True
False
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