Question

___carry messages from the brain or spinal cord to all the muscles and body organs.

Answer 1

Nerves:

1. Nerves are the collection of the nerve fibres and it transmits the messages from one part of the body to another.
2. There are three types of nerves namely sensory nerve, motor nerve and mixed nerve.

Motor nerves:

1. Motor nerves are made up of motor neurons.
2. Motor nerves carry impulses from the brain or spinal cord to all muscles and body organs.

Final answer: Motor nerves carry messages from the brain or spinal cord to all the muscles and body organs.