{"role":"assistant","content":"A neuron is a specialized cell that serves as the fundamental building block of the nervous system in animals, including humans. Neurons are responsible for transmitting information throughout the body via electrical and chemical signals. Here are some key features of neurons:\n\n1. **Structure**: Neurons typically consist of three main parts:\n   - **Cell Body (Soma)**: Contains the nucleus and organelles, and integrates signals received from other neurons.\n   - **Dendrites**: Branch-like structures that receive","refusal":null,"annotations":[]}