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