a nerve

spinal cord

all of the above

brains

muscle cells

prison cells

glial cells

stem cells

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

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

proteins

telegraph

electrical impulses

hormonal

pyramidal neurons

bipolar neurons

multipolar neurons

Purkinje neurons

wire

the brain

nerve

muscle

stem cells

liver cells

skin cells

muscle cells

1 month

10 years

1 year

100 years