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