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

hormonal

electrical impulses

telegraph

proteins

1 year

1 month

10 years

100 years

bipolar neurons

Purkinje neurons

pyramidal neurons

multipolar neurons

wire

muscle

the brain

nerve

brains

spinal cord

all of the above

a nerve

stem cells

skin cells

liver cells

muscle cells

glial cells

stem cells

muscle cells

prison cells

150 meters per second

100 miles per hour

1 foot per second

1 meter per second