they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

glial cells

prison cells

stem cells

muscle cells

stem cells

liver cells

muscle cells

skin cells

bipolar neurons

pyramidal neurons

multipolar neurons

Purkinje neurons

brains

spinal cord

a nerve

all of the above

1 month

1 year

100 years

10 years

nerve

muscle

the brain

wire

electrical impulses

telegraph

hormonal

proteins

1 foot per second

1 meter per second

150 meters per second

100 miles per hour