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