they regenerate very quickly
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
muscle cells
prison cells
stem cells
glial cells
hormonal
telegraph
electrical impulses
proteins
True or False: Damage to your nervous system can cause paralysis.
a nerve
spinal cord
all of the above
brains
150 meters per second
100 miles per hour
1 foot per second
1 meter per second
multipolar neurons
pyramidal neurons
Purkinje neurons
bipolar neurons
the brain
wire
muscle
nerve
skin cells
liver cells
1 month
10 years
1 year
100 years