Glossary
E
- environment
- - surroundings or area in which one lives
G
- grooved
- - covered in deep channels
I
- instantaneous
- - in an instant; immediately
- involuntary reflex
- - the body's reaction to something without taking the process to think it through - a sneeze
N
- neurons
- - nerves that carry message to and from the brain
R
- regulates
- - manages
- response
- - the body's reaction
V
- vertebrae
- - plural of vertebrate - or the bones of the spine
- voluntary reflex
- - The body's reaction to something that is has been trained to do - open or close a door
