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