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