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