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