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