stem cells
prison cells
glial cells
muscle cells
electrical impulses
hormonal
telegraph
proteins
spinal cord
all of the above
a nerve
brains
they regenerate very quickly
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
skin cells
liver cells
1 year
1 month
100 years
10 years
Purkinje neurons
multipolar neurons
bipolar neurons
pyramidal neurons
1 foot per second
1 meter per second
150 meters per second
100 miles per hour
nerve
muscle
wire
the brain
True or False: Damage to your nervous system can cause paralysis.