telegraph
hormonal
electrical impulses
proteins
nerve
wire
muscle
the brain
glial cells
stem cells
prison cells
muscle cells
multipolar neurons
pyramidal neurons
Purkinje neurons
bipolar neurons
they regenerate very quickly
they help carry oxygen to different parts of your body
they are very long compared to other cells in the body
they do not have a nucleus
1 meter per second
1 foot per second
100 miles per hour
150 meters per second
True or False: Damage to your nervous system can cause paralysis.
all of the above
a nerve
brains
spinal cord
liver cells
skin cells
100 years
1 month
1 year
10 years