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