hormonal
electrical impulses
telegraph
proteins
1 year
10 years
1 month
100 years
bipolar neurons
multipolar neurons
Purkinje neurons
pyramidal neurons
glial cells
stem cells
muscle cells
prison cells
they regenerate very quickly
they help carry oxygen to different parts of your body
they are very long compared to other cells in the body
they do not have a nucleus
all of the above
spinal cord
a nerve
brains
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.
the brain
nerve
wire
muscle