multipolar neurons

pyramidal neurons

Purkinje neurons

bipolar neurons

liver cells

stem cells

skin cells

muscle cells

a nerve

all of the above

brains

spinal cord

10 years

100 years

1 year

1 month

1 foot per second

1 meter per second

100 miles per hour

150 meters per second

proteins

hormonal

electrical impulses

telegraph

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

stem cells

prison cells

glial cells

muscle cells

wire

the brain

nerve

muscle