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Chapter 19 A&P
| Question | Answer |
|---|---|
| The five phases of Action Potential | 1) Resting phase 2) Threshold Phase 3) Rising phase 4) Falling phase 5)Recovery phase |
| Action potentials = | Nerve signals |
| Nerve impulse | Wave of electrical fluctuation that travels along the neurons plasma membrane. |
| Neurons | The cells that make up are nervous system |
| Dendrites | Little branches off the neuron that gives signals from other neurons |
| Soma | Cell body which houses all the neurons main organelles |
| Axon | Intermittently wrapped in fatty myelin. Tail of the Neuron. |
| Neurotransmitters | |
| Axon terminal |