stem cells

glial cells

prison cells

muscle cells

nerve

muscle

the brain

wire

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

they regenerate very quickly

all of the above

a nerve

spinal cord

brains

1 month

1 year

100 years

10 years

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

electrical impulses

telegraph

proteins

hormonal

100 miles per hour

1 foot per second

150 meters per second

1 meter per second

muscle cells

liver cells

stem cells

skin cells