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