{"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 crucial role in processes such as sensation, movement, and cognition.\n\nNeurons have several key structural components:\n\n1. **Cell Body (Soma)**: This contains the nucleus and organelles of the neuron. It is responsible for the general maintenance and metabolic functions of the neuron.\n\n2. **Dendrites**","refusal":null,"annotations":[]}