nerve

wire

the brain

muscle

1 year

100 years

1 month

10 years

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

they are very long compared to other cells in the body

hormonal

telegraph

electrical impulses

proteins

glial cells

stem cells

prison cells

muscle cells

all of the above

spinal cord

a nerve

brains

1 meter per second

100 miles per hour

150 meters per second

1 foot per second

skin cells

liver cells

muscle cells

stem cells

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons