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