a nerve

spinal cord

brains

all of the above

stem cells

muscle cells

glial cells

prison cells

1 foot per second

150 meters per second

100 miles per hour

1 meter per second

bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

proteins

telegraph

hormonal

electrical impulses

muscle

nerve

the brain

wire

100 years

10 years

1 year

1 month

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

skin cells

stem cells

liver cells

muscle cells