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