{"role":"assistant","content":"A neuron is a specialized cell that serves as the fundamental building block of the nervous system in animals, including humans. Neurons are responsible for transmitting and processing information through electrical and chemical signals. They play a critical role in all aspects of nervous system function, including sensation, cognition, and motor control.\n\nKey features of a neuron include:\n\n1. **Cell Body (Soma)**: This contains the nucleus and organelles, which are essential for maintaining the cell's health and functionality.\n\n2. **","refusal":null,"annotations":[]}