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