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