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