{"role":"assistant","content":"A neuron is a specialized cell that functions as the fundamental unit of the nervous system. Neurons are responsible for receiving, processing, and transmitting information throughout the body through electrical and chemical signals. They play a critical role in various functions, including sensation, reflexes, movement, and cognition.\n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: Contains the nucleus and organelles; it integrates incoming signals and generates outgoing signals.\n\n2. **Dendrites**: Bran","refusal":null,"annotations":[]}