muscle cells

stem cells

liver cells

skin cells

10 years

1 year

1 month

100 years

proteins

telegraph

electrical impulses

hormonal

glial cells

muscle cells

stem cells

prison cells

pyramidal neurons

bipolar neurons

Purkinje 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

brains

spinal cord

a nerve

all of the above

wire

nerve

the brain

muscle

1 meter per second

100 miles per hour

1 foot per second

150 meters per second