{"role":"assistant","content":"A neuron is a fundamental unit of the nervous system and is essential for processing and transmitting information throughout the body. Neurons are specialized cells that communicate through electrical and chemical signals. Here are the key components and functions of a neuron:\n\n1. **Structure**: \n   - **Cell Body (Soma)**: Contains the nucleus and organelles; responsible for maintaining the cell's health and function.\n   - **Dendrites**: Branch-like structures that receive signals from other neurons or sensory receptors","refusal":null,"annotations":[]}