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
liver cells
muscle cells
skin cells
stem cells
100 miles per hour
150 meters per second
1 foot per second
1 meter per second
prison cells
glial cells
True or False: Damage to your nervous system can cause paralysis.
electrical impulses
telegraph
proteins
hormonal
the brain
wire
nerve
muscle
1 month
100 years
10 years
1 year
pyramidal neurons
multipolar neurons
Purkinje neurons
bipolar neurons
brains
a nerve
spinal cord
all of the above