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