150 meters per second

1 foot per second

1 meter per second

100 miles per hour

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 years

1 year

1 month

10 years

prison cells

glial cells

stem cells

muscle cells

proteins

hormonal

telegraph

electrical impulses

stem cells

muscle cells

skin cells

liver cells

all of the above

spinal cord

brains

a nerve

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons

nerve

wire

the brain

muscle