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.
The liver-it's part of the digestion system, but also plays a role in the excretory system. The liver has a small organelle called a peroxisome, which is responsible for taking high levels of toxicity and converting them to less toxic substances.