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