Identify the primary function of a neuron cell, which is to transmit information through electrical and chemical signals.
Understand that the nervous system is responsible for processing and transmitting information throughout the body.
Recognize that the nervous system includes the brain, spinal cord, and a network of neurons.
Differentiate between the nervous system and other body systems such as the circulatory, respiratory, and digestive systems, which have distinct functions.
Conclude that since neuron cells are specialized for communication and information processing, they are part of the nervous system.