the brain

the heart

the liver

the skeleton

to protect tissues and form blood

to remove and use nutrients from food

to produce movement and provide support

to combine blood and oxygen needed for movement

mixing blood and oxygen

removing excess fluids from the body

storing large quantities of blood, minerals and vitamins

helping with digestion by secreting enzymes to process sugars

The liver mixes blood and oxygen.

The liver removes excess fluids from the body.

The liver stores large quantities of blood and oxygen.

The liver cleans the blood coming from the digestive organs.

the kidneys

the large intestine

the pancreas

the small intestine

the kidneys

the liver

the lungs

the pancreas

the bladder

the heart

the liver

the pancreas

combines oxygen and blood

stores urine for later removal

removes water from waste matter

digests and absorbs nutrients from food

Kidneys mix blood and oxygen together.

Kidneys store unwanted fluids until they can be removed.

Kidneys help to clean the oxygen that comes from the lungs.

Kidneys help balance the salts and acids in the body by filtering blood.

the pancreas

the intestines

the kidneys

the lungs

heart

stomach

kidneys

skin

bladder

large intestines

lungs

pancreas

skin

liver

heart

stomach

lungs

bones

muscles

heart