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