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