Nervous System

a nerve

all of the above

spinal cord

brains

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

muscle cells

skin cells

liver cells

stem cells

muscle

the brain

nerve

wire

10 years

1 month

100 years

1 year

proteins

hormonal

electrical impulses

telegraph

muscle cells

stem cells

glial cells

prison cells

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

pyramidal neurons

multipolar neurons

Purkinje neurons

bipolar neurons