nerve

the brain

wire

muscle

skin cells

stem cells

muscle cells

liver cells

Purkinje neurons

pyramidal neurons

bipolar neurons

multipolar neurons

100 miles per hour

1 foot per second

150 meters per second

1 meter per second

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

brains

spinal cord

a nerve

all of the above

100 years

10 years

1 year

1 month

stem cells

muscle cells

prison cells

glial cells

hormonal

electrical impulses

telegraph

proteins