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