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