{"role":"assistant","content":"A neuron is a specialized cell within the nervous system that is fundamental to the transmission of information throughout the body. Neurons are the primary building blocks of the brain, spinal cord, and peripheral nerves. They are responsible for receiving, processing, and transmitting electrochemical signals.\n\nNeurons have several key components:\n\n1. **Cell Body (Soma)**: Contains the nucleus and most of the cell's organelles, where metabolic activities occur.\n\n2. **Dendrites**: Branched extensions from","refusal":null,"annotations":[]}