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