stem cells

glial cells

muscle cells

prison cells

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

nerve

muscle

wire

the brain

bipolar neurons

multipolar neurons

Purkinje neurons

pyramidal neurons

1 year

10 years

100 years

1 month

a nerve

all of the above

spinal cord

brains

skin cells

stem cells

liver cells

muscle cells

electrical impulses

telegraph

proteins

hormonal