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