Purkinje neurons

multipolar neurons

bipolar neurons

pyramidal neurons

hormonal

telegraph

proteins

electrical impulses

brains

a nerve

all of the above

spinal cord

muscle

wire

nerve

the brain

150 meters per second

100 miles per hour

1 foot per second

1 meter per second

stem cells

muscle cells

skin cells

liver cells

100 years

1 year

1 month

10 years

they regenerate very quickly

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

muscle cells

glial cells

stem cells

prison cells