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