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