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