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