all of the above

brains

spinal cord

a nerve

1 month

100 years

10 years

1 year

nerve

muscle

the brain

wire

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

glial cells

muscle cells

prison cells

stem cells

liver cells

stem cells

muscle cells

skin cells

hormonal

electrical impulses

telegraph

proteins

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons