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