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