stem cells

muscle cells

prison cells

glial cells

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

proteins

telegraph

electrical impulses

hormonal

stem cells

muscle cells

skin cells

liver cells

brains

all of the above

a nerve

spinal cord

muscle

wire

nerve

the brain

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

1 month

10 years

1 year

100 years