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