stem cells

glial cells

prison cells

muscle cells

muscle cells

stem cells

skin cells

liver cells

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

a nerve

all of the above

brains

spinal cord

telegraph

hormonal

proteins

electrical impulses

the brain

muscle

nerve

wire

10 years

1 month

100 years

1 year

Purkinje neurons

pyramidal neurons

multipolar neurons

bipolar neurons