{"role":"assistant","content":"A neuron is a specialized type of cell that is the fundamental building block of the nervous system. Neurons are responsible for transmitting and processing information through electrical and chemical signals. They play a critical role in communication within the brain, spinal cord, and throughout the body.\n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: Contains the nucleus and organelles, where metabolic activities occur and where the neuron integrates signals.\n\n2. **Dendrites**: Tree-like structures extending","refusal":null,"annotations":[]}