1 foot per second

100 miles per hour

150 meters per second

1 meter per second

100 years

1 year

1 month

10 years

muscle cells

liver cells

stem cells

skin cells

multipolar neurons

pyramidal neurons

bipolar neurons

Purkinje neurons

proteins

telegraph

hormonal

electrical impulses

the brain

wire

muscle

nerve

glial cells

stem cells

prison cells

muscle cells

they regenerate very quickly

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

spinal cord

brains

all of the above

a nerve