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