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