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