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