a nerve

spinal cord

brains

all of the above

skin cells

muscle cells

stem cells

liver cells

electrical impulses

proteins

telegraph

hormonal

stem cells

glial cells

prison cells

muscle cells

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

multipolar neurons

pyramidal neurons

bipolar neurons

Purkinje neurons

muscle

the brain

nerve

wire

1 month

10 years

1 year

100 years

they regenerate very quickly

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they do not have a nucleus