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