Final answer:
Nerve cells, or neurons, are long in order to transmit signals throughout the body.
Step-by-step explanation:
Nerve cells, also known as neurons, are long in order to transmit signals throughout the body. Their unique structure allows them to send electrochemical impulses over long distances, making communication between different parts of the body possible. The long, slender shape of neurons enables them to connect different regions of the body and relay information quickly and efficiently.
Learn more about Function of nerve cells