muscle

the brain

nerve

wire

150 meters per second

1 meter per second

1 foot per second

100 miles per hour

10 years

1 year

1 month

100 years

glial cells

stem cells

muscle cells

prison cells

spinal cord

a nerve

all of the above

brains

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

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

they do not have a nucleus

skin cells

muscle cells

liver cells

stem cells

electrical impulses

hormonal

telegraph

proteins