150 meters per second

1 meter per second

1 foot per second

100 miles per hour

they do not have a nucleus

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

glial cells

prison cells

stem cells

muscle cells

hormonal

proteins

electrical impulses

telegraph

1 month

1 year

10 years

100 years

Purkinje neurons

pyramidal neurons

multipolar neurons

bipolar neurons

muscle

the brain

nerve

wire

spinal cord

all of the above

brains

a nerve

liver cells

muscle cells

skin cells

stem cells