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