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