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Nervous System Glossary

E

environment
surroundings or area in which one lives

G

grooved
covered in deep channels

I

instantaneous
in an instant
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

S

sensation
feeling

T

triggers
causes

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

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