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