spinal cord

brains

a nerve

all of the above

prison cells

stem cells

glial cells

muscle cells

muscle

the brain

nerve

wire

1 meter per second

150 meters per second

1 foot per second

100 miles per hour

proteins

electrical impulses

telegraph

hormonal

pyramidal neurons

multipolar neurons

bipolar neurons

Purkinje neurons

they do not have a nucleus

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

1 year

10 years

100 years

1 month

liver cells

muscle cells

skin cells

stem cells