All the organ systems have cumulative effects on the body.

1. The 11 organ systems of the human body are the integumentary, muscular, skeletal, nervous, circulatory, lymphatic, respiratory, endocrine, urinary/excretory, reproductive and digestive.
2. Each of our 11 organ systems has a unique function. They are directly or indirectly depend on each organ.
3. All have cumulative effects on the body.