{"role":"assistant","content":"A neuron is a specialized type of cell that serves as the basic structural and functional unit 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, cognition, and various bodily functions.\n\nNeurons have several key components:\n\n1. **Cell Body (Soma)**: This contains the nucleus and is where most of the cell's metabolic activities occur.\n\n2. **Dendrites**: These","refusal":null,"annotations":[]}