prison cells

stem cells

muscle cells

glial cells

100 years

1 year

10 years

1 month

skin cells

liver cells

muscle cells

stem cells

150 meters per second

1 foot per second

1 meter per second

100 miles per hour

hormonal

telegraph

electrical impulses

proteins

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

wire

the brain

nerve

muscle

all of the above

spinal cord

brains

a nerve