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