muscle

nerve

wire

the brain

100 miles per hour

1 foot per second

1 meter per second

150 meters per second

hormonal

telegraph

electrical impulses

proteins

muscle cells

glial cells

stem cells

prison cells

a nerve

spinal cord

brains

all of the above

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons

liver cells

stem cells

skin cells

muscle cells

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

1 month

1 year

100 years

10 years