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