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General
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Ion-Channel Receptors
One application of ion-channel receptors is the transmission of electrical impulses along nerve cells. Read The Nature of Nerve Signals, and Figures 48.6 Measuring membrane potentials and Fig. 48.7 The basis of membrane potential in Ch. 48.
Critical Terms
The Nature of Neural Signals
| membrane potential | excitable cells | hyperpolarization |
| sodium potassium pump | resting potential | depolarization |
| ions | gated ion channels | refractory period |
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