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