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