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