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