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