muscle cells

stem cells

glial cells

prison cells

skin cells

stem cells

muscle cells

liver cells

100 miles per hour

150 meters per second

1 foot per second

1 meter per second

1 month

100 years

1 year

10 years

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

hormonal

electrical impulses

telegraph

proteins

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

they regenerate very quickly

muscle

nerve

the brain

wire

spinal cord

brains

a nerve

all of the above