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