they are very long compared to other cells in the body

they regenerate very quickly

they help carry oxygen to different parts of your body

they do not have a nucleus

electrical impulses

hormonal

proteins

telegraph

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

all of the above

spinal cord

a nerve

brains

skin cells

muscle cells

stem cells

liver cells

1 month

100 years

10 years

1 year

wire

muscle

the brain

nerve

stem cells

muscle cells

glial cells

prison cells