liver cells
skin cells
muscle cells
stem cells
proteins
telegraph
hormonal
electrical impulses
150 meters per second
100 miles per hour
1 meter per second
1 foot per second
pyramidal neurons
multipolar neurons
bipolar neurons
Purkinje neurons
a nerve
spinal cord
brains
all of the above
True or False: Damage to your nervous system can cause paralysis.
wire
the brain
nerve
muscle
glial cells
prison cells
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
1 month
1 year
10 years
100 years