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Neuron Function
| Question | Answer |
|---|---|
| Fastest fibers are how much faster than the slowest | almost 300 times faster |
| Charge inside neuron compared to outside | negative |
| neurotransmitters bind to | receptors on the postsynaptic neuron |
| period when axon resists re-stimulation | refractory period |
| two types of synapses | electrical and chemical |
| when impulses reach a synapse | chemical transmitters are released |
| first event when neuron is stimulated | some sodium channels at the point of stimulation open |
| the only ions that can diffuse across a neurons membrance at rest | potassium |
| neurotransmitter that inhibits pain impulses | enkephalins |
| antidepressant that blocks MAO | phenelzine |