all of the above

spinal cord

brains

a nerve

muscle cells

prison cells

glial cells

stem cells

10 years

1 month

1 year

100 years

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

nerve

wire

the brain

muscle

multipolar neurons

Purkinje neurons

bipolar neurons

pyramidal neurons

they do not have a nucleus

they are very long compared to other cells in the body

they regenerate very quickly

they help carry oxygen to different parts of your body

electrical impulses

proteins

telegraph

hormonal

muscle cells

liver cells

skin cells

stem cells