bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

brains

spinal cord

all of the above

a nerve

liver cells

stem cells

muscle cells

skin cells

100 miles per hour

150 meters per second

1 meter per second

1 foot per second

telegraph

proteins

hormonal

electrical impulses

wire

nerve

the brain

muscle

stem cells

glial cells

muscle cells

prison cells

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

10 years

1 month

1 year

100 years