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