a nerve

all of the above

spinal cord

brains

stem cells

muscle cells

glial cells

prison cells

liver cells

stem cells

skin cells

muscle cells

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

1 foot per second

1 meter per second

150 meters per second

100 miles per hour

telegraph

electrical impulses

hormonal

proteins

multipolar neurons

pyramidal neurons

bipolar neurons

Purkinje neurons

wire

the brain

nerve

muscle

100 years

1 month

10 years

1 year