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