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