{"role":"assistant","content":"A neuron is a specialized cell in the nervous system responsible for transmitting information throughout the body. Neurons are the fundamental units of the brain and the nervous system and play a critical role in everything from reflexes to complex cognitive processes.\n\nKey features of neurons include:\n\n1. **Structure**:\n   - **Cell Body (Soma)**: Contains the nucleus and organelles; it is responsible for maintaining the cell's health and functionality.\n   - **Dendrites**: Branch-like structures that receive","refusal":null,"annotations":[]}