bipolar neurons

multipolar neurons

Purkinje neurons

pyramidal neurons

muscle cells

liver cells

stem cells

skin cells

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

1 year

100 years

10 years

1 month

muscle cells

prison cells

glial cells

stem cells

brains

a nerve

all of the above

spinal cord

proteins

telegraph

hormonal

electrical impulses

150 meters per second

1 foot per second

100 miles per hour

1 meter per second

muscle

wire

nerve

the brain