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