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