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