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10 Cards in this Set
- Front
- Back
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Neurons can be classified into 3 different types. What are the three types of neurons?
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Sensory, Interneuron, and Motor.
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What is the simplest neural pathway?
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The Reflex Arc.
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What is the All-or-None Theroy?
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The Neuron either responds fully (the throshold was reached) or not at all.
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Inside of the neuron, what is the charge of the ions and what ion is it?
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Negitive and Soduim.
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What is a Synapse?
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A Synapse is the gap between a neuron's ason and its target. Also called a Synaptic Cleff.
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What is a Presynapitc Neuron and a Postsynaptic Neuron?
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Presynaptic Neuron is before the cleff (gap) and a Postsynaptic Neuron is after the cleff (gap)
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During and Action Potential, what ion is entering and what ion is it?
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Inrush of Sodium.
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What is Acetylcholine?
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Acetylcholine is a transmitter chemical released from vesicles in the endplate of a neuron.
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What is Cholinesterase?
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An enzyme released from vesicles in the end plate of neurons shortly after Acetylcholine.
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What is Repolarization?
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A process in which the original polarity of the nerve membrane is restored.
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