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