{"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 play a crucial role in all functions of the nervous system, including sensory perception, motor control, and cognitive processes.\n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: Contains the nucleus and organelles, supporting the neuron's metabolic functions.\n\n2. **Dendrites**: Branch-like structures","refusal":null,"annotations":[]}