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