{"role":"assistant","content":"A neuron is a specialized cell that serves as the fundamental building block of the nervous system. Neurons are responsible for transmitting information throughout the body in the form of electrical and chemical signals. They play a crucial role in processes such as sensation, movement, and cognition.\n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: Contains the nucleus and is responsible for maintaining the cell's health and functionality.\n\n2. **Dendrites**: Branch-like structures that receive signals from","refusal":null,"annotations":[]}