{"role":"assistant","content":"A neuron is a specialized cell that serves as the basic building block of the nervous system in animals and humans. Neurons are responsible for transmitting and processing information through electrical and chemical signals. They play a critical role in a wide range of functions, including sensory perception, motor control, and cognition.\n\nNeurons have three main parts:\n\n1. **Cell Body (Soma)**: This contains the nucleus and organelles, where basic cellular functions occur. The cell body integrates incoming signals from other neurons.\n\n","refusal":null,"annotations":[]}