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