nerve
the brain
muscle
wire
liver cells
skin cells
muscle cells
stem cells
they regenerate very quickly
they help carry oxygen to different parts of your body
they do not have a nucleus
they are very long compared to other cells in the 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.
brains
a nerve
all of the above
spinal cord
bipolar neurons
Purkinje neurons
multipolar neurons
pyramidal neurons
1 year
100 years
1 month
10 years
proteins
hormonal
electrical impulses
telegraph
glial cells
prison cells