Definition: The system of nerves and nerve centers in an animal or human
Function: The brain, spinal cord, nerves, ganglia.
Key Vocabulary: Spinal cord- The cord of nerve tissue extend through the spinal canal of the spinal column. Nerve- One or more bundles of fiber forming part of a system that conveys impulses of sensation/ motion, etc., between the brain or spinal cord and other parts of the body. Ganglia- a mass of nerve tissue existing outside the central nervous system.
Did You Know?:
There are more nerve cells in the human brain than there are stars in the milky way.
There are more nerve cells in the human brain than there are stars in the milky way.