1. Nerve Cell and Action Potential Quiz
You should know the structures and locations of a nerve cell and you should be able to draw, label, and describe what happens during an action potential.

2. Nerve Cell

3. Nerve Cell

4. Action Potentials Figure 12.13a –70 4 +35 3 5 Depolarization
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+35 3 5
Depolarization
Repolarization
Action
potential mV
Threshold 2
–55
Local
potential 1 7
–70
Resting membrane
potential 6
Hyperpolarization
Time
(a)
Figure 12.13a