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