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