prison cells

glial cells

muscle cells

stem cells

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

they are very long compared to other cells in the body

spinal cord

a nerve

brains

all of the above

muscle

the brain

nerve

wire

electrical impulses

telegraph

proteins

hormonal

100 years

1 year

10 years

1 month

multipolar neurons

Purkinje neurons

bipolar neurons

pyramidal neurons

muscle cells

stem cells

skin cells

liver cells

100 miles per hour

1 meter per second

1 foot per second

150 meters per second