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