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