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