muscle cells

stem cells

liver cells

skin cells

they regenerate very quickly

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

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons

all of the above

spinal cord

a nerve

brains

the brain

wire

nerve

muscle

prison cells

glial cells

stem cells

muscle cells

10 years

1 year

1 month

100 years

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

hormonal

proteins

telegraph

electrical impulses