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