muscle

the brain

wire

nerve

prison cells

glial cells

stem cells

muscle cells

skin cells

muscle cells

liver cells

stem cells

multipolar neurons

pyramidal neurons

Purkinje neurons

bipolar neurons

100 miles per hour

1 meter per second

1 foot per second

150 meters per second

a nerve

spinal cord

brains

all of the above

1 year

10 years

100 years

1 month

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

electrical impulses

hormonal

proteins

telegraph