it is called the golgy body
The nervous system.
nervous system more appropriate neurons
The system that carries messages in your body, is the Nervous system.
Your nervous system carries electric signals from your brain trough out your body.
Nervous system
peripheral nervous system
I think the answer you're looking for here is nervous tissue which carries action potentials, or nervous impulses, between the tissues and are central nervous system. However, from another point of view you could also consider the cardiovascular system as carrying hormonal messages throughout the body.
The nervous system carries messages from receptors to centers for interpretation. Sensory receptors detect stimuli and send signals to the brain and spinal cord for processing and response.
The tissue that carries messages throughout our bodies is called nervous tissue, which is made up of neurons. Neurons transmit electrical signals in the form of nerve impulses to communicate information between different parts of the body.
The brain.
axons
peripheral nervous system