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