a nerve

spinal cord

brains

all of the above

multipolar neurons

pyramidal neurons

bipolar neurons

Purkinje neurons

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

muscle

the brain

wire

nerve

stem cells

glial cells

muscle cells

prison cells

skin cells

muscle cells

stem cells

liver cells

electrical impulses

hormonal

telegraph

proteins

10 years

100 years

1 month

1 year

1 foot per second

1 meter per second

100 miles per hour

150 meters per second