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