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.
How it works with other systems (at least 3 different systems) The digestive system works closely with the circulatory system to get the nutrients to your body.The digestive system also works with your excretory system.The main organ involved in digestion is the liver witch is 2.5 percent of your body wait.