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