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