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