bipolar neurons

pyramidal neurons

multipolar neurons

Purkinje neurons

muscle

wire

nerve

the brain

spinal cord

a nerve

brains

all of the above

muscle cells

prison cells

glial cells

stem cells

electrical impulses

hormonal

telegraph

proteins

stem cells

skin cells

liver cells

muscle cells

1 foot per second

150 meters per second

1 meter per second

100 miles per hour

10 years

100 years

1 year

1 month

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

they regenerate very quickly