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