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