brains

a nerve

all of the above

spinal cord

1 month

1 year

10 years

100 years

glial cells

prison cells

muscle cells

stem cells

muscle

nerve

the brain

wire

bipolar neurons

multipolar neurons

Purkinje neurons

pyramidal neurons

stem cells

muscle cells

skin cells

liver cells

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

proteins

electrical impulses

hormonal

telegraph