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This organ pumps blood to the rest of the body.
Heart
This organ provides oxygen to the body
Lungs
This organ gets rid of toxins and produces important proteins
Liver
This organ produces urine
Kidneys
This organ clears waste from the body
Intestines
This organ digest food
Stomach
This organ helps us think and stores memories
Brain
This is the largest human organ; it keeps the other organs safe
Skin
These carry the oxygen-rich blood away from the heart to the rest of the body.
Arteries
These carry blood containing little or no oxygen from the capillaries, back to the heart.
Veins
They are tiny blood vessels that carry oxygen from the blood into the muscles.
Capillaries
These are small, cauliflower-shaped scans that are found inside the lungs.
Alveoli
A pipe-like structure that runs from the mouth, down into the lungs.
Trachea
