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