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