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