{"role":"assistant","content":"A neuron is a specialized cell that is the basic functional unit of the nervous system. Neurons are responsible for transmitting and processing information through electrical and chemical signals. They play a crucial role in everything from reflexes to complex cognitive functions.\n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: This part contains the nucleus and other cell organelles that maintain the neuron's functions.\n\n2. **Dendrites**: These are branch-like extensions that receive signals from other neurons","refusal":null,"annotations":[]}