skin cells

muscle cells

stem cells

liver cells

100 miles per hour

150 meters per second

1 meter per second

1 foot per second

electrical impulses

proteins

hormonal

telegraph

a nerve

all of the above

brains

spinal cord

Purkinje neurons

bipolar neurons

multipolar neurons

pyramidal neurons

1 month

100 years

10 years

1 year

prison cells

muscle cells

glial cells

stem cells

muscle

nerve

wire

the brain

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus