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