100 years
10 years
1 year
1 month
prison cells
muscle cells
glial cells
stem cells
they help carry oxygen to different parts of your body
they regenerate very quickly
they do not have a nucleus
they are very long compared to other cells in the body
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.
hormonal
proteins
electrical impulses
telegraph
Purkinje neurons
pyramidal neurons
bipolar neurons
multipolar neurons
a nerve
brains
spinal cord
all of the above
muscle
nerve
the brain
wire
skin cells
liver cells