telegraph
proteins
hormonal
electrical impulses
nerve
the brain
wire
muscle
multipolar neurons
Purkinje neurons
bipolar neurons
pyramidal neurons
100 miles per hour
150 meters per second
1 foot per second
1 meter per second
muscle cells
skin cells
stem cells
liver cells
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
all of the above
brains
spinal cord
a nerve
prison cells
glial cells
1 year
1 month
10 years
100 years
True or False: Damage to your nervous system can cause paralysis.