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Nervous System
12.3 Synapses
Question | Answer |
---|---|
What is a synapses? | the specific location where a neuron is functionally connected to either another neuron of an effector |
What are the two types of synapses? | Chemical and electrical |
What are most synapses? | Chemical |
What is a chemical synapses? | one neuron releases neurotransmitter molecules into a small space that is adjacent to another neuron |
What is a chemical synapses composed of? | a presynaptic neuron and a postsynaptic neuron |
What is a presynaptic neuron? | the signal producer |
What is a postsynaptic neuron? | the signal receiver |
What is a electrical synapses? | mechanical and electrically conductive link between two neighboring neurons that is formed at a narrow gap known as the gap junction |