pyramidal neurons

Purkinje neurons

bipolar neurons

multipolar neurons

10 years

1 month

100 years

1 year

telegraph

electrical impulses

proteins

hormonal

all of the above

brains

a nerve

spinal cord

liver cells

muscle cells

skin cells

stem cells

150 meters per second

1 foot per second

1 meter per second

100 miles per hour

muscle

nerve

the brain

wire

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

prison cells

stem cells

muscle cells

glial cells