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