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