{"role":"assistant","content":"A neuron is a specialized cell in the nervous system responsible for transmitting and processing information through electrical and chemical signals. Neurons are the fundamental units of the brain and nervous system, and they play a critical role in everything from reflexes to cognition. \n\nKey components of a neuron include:\n\n1. **Cell Body (Soma):** This contains the nucleus and organelles, maintaining the cell's functions and supporting its metabolism.\n\n2. **Dendrites:** These are branched extensions that receive signals","refusal":null,"annotations":[]}