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Unformatted text preview: voltage-gated ion channels in this process. 8. Define the refractory period and its role in unidirectional propagation of action potentials. 9. Explain how an action potential is propagated along an axon. Topic / Working Vocabulary List action potential axon axon hillock* cell body depolarization gated ion channel glia hyperpolarization inactivation interneuron ligand-gated ion channel membrane potential motor neuron neuron neurotransmitter postsynaptic cell* potassium channel presynaptic cell* refractory period resting potential sensory neuron sodium channel stretch-gated ion channel synapse synaptic terminal threshold voltage-gated ion channel *Covered in assigned reading and homework rather than lecture...
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This note was uploaded on 04/05/2012 for the course BILD 2 taught by Professor Schroeder during the Winter '08 term at UCSD.
- Winter '08