bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

electrical impulses

proteins

telegraph

hormonal

the brain

muscle

wire

nerve

1 year

1 month

10 years

100 years

glial cells

muscle cells

prison cells

stem cells

stem cells

liver cells

muscle cells

skin cells

all of the above

brains

a nerve

spinal cord

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

they regenerate very quickly