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