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