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