they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

electrical impulses

hormonal

proteins

telegraph

1 year

1 month

100 years

10 years

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons

1 foot per second

1 meter per second

100 miles per hour

150 meters per second

muscle cells

skin cells

liver cells

stem cells

prison cells

muscle cells

glial cells

stem cells

muscle

the brain

wire

nerve

a nerve

all of the above

spinal cord

brains