{"role":"assistant","content":"A neuron is a specialized cell that serves as the basic building block of the nervous system. Neurons are responsible for transmitting information throughout the body via electrical and chemical signals. They communicate with each other and with other types of cells, such as muscle cells and gland cells, to control various body functions.\n\nNeurons have three main parts:\n\n1. **Dendrites**: These are branching extensions that receive signals from other neurons or sensory receptors and bring that information into the cell.\n\n2. **Cell","refusal":null,"annotations":[]}