100 miles per hour

150 meters per second

1 foot per second

1 meter per second

stem cells

prison cells

muscle cells

glial cells

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons

stem cells

liver cells

skin cells

muscle cells

brains

spinal cord

all of the above

a nerve

proteins

telegraph

electrical impulses

hormonal

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

100 years

1 year

10 years

1 month

nerve

muscle

the brain

wire