pyramidal neurons

Purkinje neurons

multipolar neurons

bipolar neurons

brains

spinal cord

a nerve

all of the above

telegraph

hormonal

proteins

electrical impulses

prison cells

muscle cells

stem cells

glial cells

100 years

1 year

1 month

10 years

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

they do not have a nucleus

100 miles per hour

150 meters per second

1 foot per second

1 meter per second

nerve

muscle

the brain

wire

muscle cells

liver cells

stem cells

skin cells