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