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