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Unformatted text preview: lative Refractory Period Fig. 4-11, p. 99 • Some Na+ channels still inactivated
• Potassium current still hyperpolarizing
• Can trigger an AP with strong stimulus Action Potential Propagation
Initiated by graded potentials Changes in Membrane Potential Fig. 4‐1, p. 88 Passive Propagation along a membrane
Fig. 4‐2, p. 89
Fig. 4‐3, p. 90 • The voltage change across the membrane gets
smaller with distance from the initiation zone....
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- Spring '08