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