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