prison cells

muscle cells

stem cells

glial cells

nerve

wire

the brain

muscle

all of the above

a nerve

brains

spinal cord

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

proteins

electrical impulses

hormonal

telegraph

liver cells

skin cells

stem cells

muscle cells

10 years

1 year

1 month

100 years

150 meters per second

1 foot per second

100 miles per hour

1 meter per second

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons