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