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