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