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