muscle cells

liver cells

stem cells

skin cells

1 foot per second

1 meter per second

150 meters per second

100 miles per hour

wire

muscle

nerve

the brain

proteins

hormonal

telegraph

electrical impulses

pyramidal neurons

Purkinje neurons

bipolar neurons

multipolar neurons

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

a nerve

spinal cord

all of the above

brains

1 month

10 years

1 year

100 years

glial cells

stem cells

prison cells

muscle cells