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AP Biology Chapter 37 Flashcards

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5710483689neuronnerve cells that transfer information within the body0
5710490694axonthe extension of a nerve cell that transmits signals1
5710500529dendritethe extension of a nerve cell that receives signals2
5710507809synapsethe junction between an axon and a dendrite across which chemical messengers are sent3
5710515208neurotransmitterchemical messages that pass information from the transmitting cell to the receiving cell4
5710536373resting potentialthe membrane potential of a neuron that is not sending a signal5
5710539232action potentiala massive change in voltage that prompts changes in the shapes of voltage-gated ion channels6
5710596990voltage-gated ion channelion channels that respond to changes in voltage-related stimulus7
5710613609thresholdthe membrane potential that must be reached through voltage increase in order to cause action potential8
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