nerve
muscle
the brain
wire
telegraph
electrical impulses
proteins
hormonal
a nerve
spinal cord
brains
all of the above
150 meters per second
100 miles per hour
1 foot per second
1 meter per second
bipolar neurons
pyramidal neurons
Purkinje neurons
multipolar neurons
True or False: Damage to your nervous system can cause paralysis.
1 year
100 years
1 month
10 years
skin cells
stem cells
liver cells
muscle 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
prison cells
glial cells