{"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 throughout the body, particularly in the brain, spinal cord, and peripheral nervous system. \n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: This contains the nucleus and organelles, where metabolic activities occur.\n\n2. **Dendrites**: These are branching extensions that receive signals from other neurons and transmit them toward the cell","refusal":null,"annotations":[]}