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