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