Raw pumpkin seeds provide a rich source of fiber, a type of carbohydrate that prevents constipation and benefits digestive health. The seeds also boost your intake of protein -- each ounce of seeds provides almost 9 grams of the nutrient. You also increase your mineral intake when you eat pepitas.
Human Liver. Liver, largest internal organ of the human body. The liver, which is part of the digestive system, performs more than 500 different functions, all of which are essential to life.
Confidence votes 36. The liver is part of the digestive system because it gets rid of toxins in your blood. It also works hand in hand with the circulatory system because blood is pumped through it.