{"role":"assistant","content":"A neuron is a specialized cell that serves as the fundamental building block of the nervous system. Neurons are responsible for transmitting information throughout the body via electrical and chemical signals. They play a critical role in everything from reflexes to complex behaviors.\n\nNeurons have several key components:\n\n1. **Cell Body (Soma)**: This part contains the nucleus and is essential for the cell's metabolic activities. It integrates incoming signals from other neurons.\n\n2. **Dendrites**: These are tree-like","refusal":null,"annotations":[]}