bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

1 month

1 year

100 years

10 years

prison cells

stem cells

glial cells

muscle cells

spinal cord

a nerve

brains

all of the above

telegraph

hormonal

proteins

electrical impulses

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

nerve

wire

muscle

the brain

100 miles per hour

150 meters per second

1 meter per second

1 foot per second

liver cells

stem cells

skin cells

muscle cells