Purkinje neurons

multipolar neurons

bipolar neurons

pyramidal neurons

hormonal

proteins

electrical impulses

telegraph

glial cells

muscle cells

prison cells

stem cells

100 years

1 month

1 year

10 years

nerve

muscle

the brain

wire

150 meters per second

100 miles per hour

1 foot per second

1 meter per second

stem cells

skin cells

liver cells

muscle cells

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

all of the above

spinal cord

brains

a nerve