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