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