stem cells

muscle cells

glial cells

prison cells

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

1 month

10 years

100 years

1 year

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons

skin cells

muscle cells

liver cells

stem cells

brains

all of the above

spinal cord

a nerve

100 miles per hour

1 foot per second

1 meter per second

150 meters per second

proteins

electrical impulses

telegraph

hormonal

the brain

nerve

muscle

wire