wire

nerve

muscle

the brain

1 meter per second

150 meters per second

1 foot per second

100 miles per hour

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons

1 year

10 years

1 month

100 years

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

they are very long compared to other cells in the body

stem cells

muscle cells

prison cells

glial cells

proteins

electrical impulses

telegraph

hormonal

muscle cells

liver cells

stem cells

skin cells

spinal cord

a nerve

all of the above

brains